| {"id": "1", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/1.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe above mass spectra is for the hypochlorite ion, ClO$^-$. Oxygen has only one stable isotope, which has a mass of 16 amu. How many neutrons does the most common isotope of chlorine have? (Final Answer is a value)"}, {"from": "gpt", "value": "18"}]} | |
| {"id": "2", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/1.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe above mass spectra is for the hypochlorite ion, ClO$^-$. Oxygen has only one stable isotope, which has a mass of 16 amu. Using the spectra, calculate the average mass of a hypochlorite ion. (Final Answer is a value)"}, {"from": "gpt", "value": "51.5"}]} | |
| {"id": "3", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/1.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe above mass spectra is for the hypochlorite ion, ClO$^-$. Oxygen has only one stable isotope, which has a mass of 16 amu. Does the negative charge on the ion affect the spectra? (Yes or No) (Final Answer is a value)"}, {"from": "gpt", "value": "No"}]} | |
| {"id": "4", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/2.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe above PES belongs to a neutral chlorine atom. What wavelength of light would be required to eject a 3s electron from chlorine? (Final Answer is a value)"}, {"from": "gpt", "value": "4.9e-8"}]} | |
| {"id": "5", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/3.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe photoelectron spectrum of an element is given below: Identify the element this spectra most likely belongs to and write out its full electron configuration. (Answer is a hybridization)"}, {"from": "gpt", "value": "$1s^22s^22p^63s^23p^4"}]} | |
| {"id": "6", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/4.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe acetyl ion has a formula of C$_2$H$_3$O$^-$ and two possible Lewis electron-dot diagram representations: Using formal charge, determine which (left or right) structure is the most likely correct structure. (Answer is a single word)"}, {"from": "gpt", "value": "Left"}]} | |
| {"id": "7", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/4.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe acetyl ion has a formula of C$_2$H$_3$O$^-$ and two possible Lewis electron-dot diagram representations: What is the hybridization around the atom? (Answer is a hybridization)"}, {"from": "gpt", "value": "$sp^2$"}]} | |
| {"id": "8", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/5.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe graph above shows the changes in pressure with changing temperature of gas samples of helium and argon confined in a closed 2-liter vessel. What is the total pressure of the two gases in the container at a temperature of 200 K? (Final Answer is a value)"}, {"from": "gpt", "value": "2.5"}]} | |
| {"id": "9", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/5.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe graph above shows the changes in pressure with changing temperature of gas samples of helium and argon confined in a closed 2-liter vessel. How many moles of helium are contained in the vessel? (Final Answer is a value)"}, {"from": "gpt", "value": "0.12"}]} | |
| {"id": "10", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/5.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe graph above shows the changes in pressure with changing temperature of gas samples of helium and argon confined in a closed 2-liter vessel. How many molecules of helium are contained in the vessel? (Final Answer is a value)"}, {"from": "gpt", "value": "7.2e22"}]} | |
| {"id": "11", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/5.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe graph above shows the changes in pressure with changing temperature of gas samples of helium and argon confined in a closed 2-liter vessel. If the volume of the container were reduced to 1 liter at a constant temperature of 300 K, what would be the new pressure of the helium gas? (Final Answer is a value)"}, {"from": "gpt", "value": "3"}]} | |
| {"id": "12", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/6.jpg"], "conversations": [{"from": "human", "value": "<image>\nA student performs an experiment in which a butane lighter is held underwater directly beneath a 100-mL graduated cylinder which has been filled with water as shown in the diagram below. The switch on the lighter is pressed, and butane gas is released into the graduated cylinder. The student's data table for this lab is as follows: Mass of lighter before gas release: 20.432 g Mass of lighter after gas release: 20.296 g Volume of gas collected: 68.40 mL Water Temperature: 19.0°C Atmospheric Pressure: 745 mmHg. Given that the vapor pressure of water at 19.0°C is 16.5 mmHg, determine the partial pressure of the butane gas collected in atmospheres. (Final Answer is a value)"}, {"from": "gpt", "value": "0.959"}]} | |
| {"id": "13", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/6.jpg"], "conversations": [{"from": "human", "value": "<image>\nA student performs an experiment in which a butane lighter is held underwater directly beneath a 100-mL graduated cylinder which has been filled with water as shown in the diagram below. The switch on the lighter is pressed, and butane gas is released into the graduated cylinder. The student's data table for this lab is as follows: Mass of lighter before gas release: 20.432 g Mass of lighter after gas release: 20.296 g Volume of gas collected: 68.40 mL Water Temperature: 19.0°C Atmospheric Pressure: 745 mmHg. Calculate the molar mass of butane gas from the experimental data given. (Final Answer is a value)"}, {"from": "gpt", "value": "49.6"}]} | |
| {"id": "14", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/6.jpg"], "conversations": [{"from": "human", "value": "<image>\nA student performs an experiment in which a butane lighter is held underwater directly beneath a 100-mL graduated cylinder which has been filled with water as shown in the diagram below. The switch on the lighter is pressed, and butane gas is released into the graduated cylinder. The student's data table for this lab is as follows: Mass of lighter before gas release: 20.432 g Mass of lighter after gas release: 20.296 g Volume of gas collected: 68.40 mL Water Temperature: 19.0°C Atmospheric Pressure: 745 mmHg. If the formula of butane is C$_4$H$_{10}$, determine the percent error for the student's results. (Final Answer is a value)"}, {"from": "gpt", "value": "14.5"}]} | |
| {"id": "15", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/7.jpg"], "conversations": [{"from": "human", "value": "<image>\nA student performs an experiment in which a bar of unknown metal M is placed in a solution with the formula MNO$_3$. The metal is then hooked up to a copper bar in a solution of CuSO$_4$ as shown below. A salt bridge that contains aqueous KCl links the cell together. The cell potential is found to be +0.74 V. Separately, when a bar of metal M is placed in the copper sulfate solution, solid copper starts to form on the bar. When a bar of copper is placed in the MNO$_3$ solution, no visible reaction occurs. The following gives some reduction potentials for copper: Half-reactions and their standard electrode potentials (E): 1. For the reaction \\( \\text{Cu}^{2+} + 2\\text{e}^- \\rightarrow \\text{Cu(s)} \\), \\( E = 0.34 \\, \\text{V} \\) 2. For the reaction \\( \\text{Cu}^{2+} + \\text{e}^- \\rightarrow \\text{Cu}^+ \\), \\( E = 0.15 \\, \\text{V} \\) 3. For the reaction \\( \\text{Cu}^+ + \\text{e}^- \\rightarrow \\text{Cu(s)} \\), \\( E = 0.52 \\, \\text{V} \\). What is the standard reduction potential for metal M? (Final Answer is a value)"}, {"from": "gpt", "value": "-0.4"}]} | |
| {"id": "16", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/8.jpg"], "conversations": [{"from": "human", "value": "<image>\n2NO(g) + Br$_2$(g) → 2NOBr(g) The following results in the figure were obtained in experiments designed to study the rate of the reaction above: Calculate the value of the rate constant, k, for the reaction. (Final Answer is a value)"}, {"from": "gpt", "value": "6e3"}]} | |
| {"id": "17", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/9.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe decomposition of phosphine occurs via the pathway below: 4PH$_3$(g) → P$_4$(g) + 6H$_2$(g) A scientist observing this reaction at 250 K plots the following data: If the rate of disappearance of PH$)3$ is 2.5 × 10$^{-3}$ M/s at t = 20 s: What is the rate of appearance of P$_4$ at the same point in time? (Final Answer is a value)"}, {"from": "gpt", "value": "6.3e-4"}]} | |
| {"id": "18", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/10.jpg"], "conversations": [{"from": "human", "value": "<image>\nThe boiling points of three different compounds are listed below, along with their formulas. What is the hybridization around atom $C_2$ in the acetaldehyde molecule? (Answer is a hybridization)"}, {"from": "gpt", "value": "$sp^2$"}]} | |
| {"id": "19", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/11.jpg"], "conversations": [{"from": "human", "value": "<image>\nA galvanic cell is set up according to the following diagram. Calculate $E^{\\circ}_{cell}$ (V). (Final Answer is a value)"}, {"from": "gpt", "value": "0.94"}]} | |
| {"id": "20", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/11.jpg"], "conversations": [{"from": "human", "value": "<image>\nA galvanic cell is set up according to the following diagram. The beaker of Sn(NO$_3$)$_2$ is disconnected from the cell, and the tin electrode is then connected to an outside source of current. Over the course of 10.0 minutes, 1.65 g of tin plates out onto the electrode. What is the amperage of the current source? (Final Answer is a value)"}, {"from": "gpt", "value": "4.47"}]} | |
| {"id": "21", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/12.jpg"], "conversations": [{"from": "human", "value": "<image>\n0.10 mol of solid gallium initially at room temperature is heated at a constant rate, and its temperature is tracked, leading to the above graph. Calculate the specific heat capacity of solid gallium in J g$^{-1}$ °C$^{-1}$. (Final Answer is a value)"}, {"from": "gpt", "value": "0.344"}]} | |
| {"id": "22", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/12.jpg"], "conversations": [{"from": "human", "value": "<image>\n0.10 mol of solid gallium initially at room temperature is heated at a constant rate, and its temperature is tracked, leading to the above graph. The gallium continues to be heated until it fully boils. Assume ideal behavior for the gallium gas. The reaction described is the phase transition of gallium from liquid to gas: \\text{Ga(l)} \\rightarrow \\text{Ga(g)}. For the substances involved, the standard enthalpy change (\\( H^\\circ \\)) in \\(\\text{kJ mol}^{-1}\\) is given as: For $\\text{Ga(l)}\\), \\( H^\\circ \\) is \\(5.60 \\text{ kJ mol}^{-1}$ For \\text{Ga(g)}\\), \\( H^\\circ \\) is \\(277.1 \\text{ kJ mol}^{-1}\\). Calculate the enthalpy of vaporization for gallium in kJ mol$^{-1}$ given the above data. (Final Answer is a value)"}, {"from": "gpt", "value": "271.5"}]} | |
| {"id": "23", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/12.jpg"], "conversations": [{"from": "human", "value": "<image>\n0.10 mol of solid gallium initially at room temperature is heated at a constant rate, and its temperature is tracked, leading to the above graph. The gallium continues to be heated until it fully boils. Assume ideal behavior for the gallium gas. The reaction described is the phase transition of gallium from liquid to gas: \\text{Ga(l)} \\rightarrow \\text{Ga(g)}. For the substances involved, the standard enthalpy change (\\( H^\\circ \\)) in \\(\\text{kJ mol}^{-1}\\) is given as: For $\\text{Ga(l)}\\), \\( H^\\circ \\) is \\(5.60 \\text{ kJ mol}^{-1}$ For \\text{Ga(g)}\\), \\( H^\\circ \\) is \\(277.1 \\text{ kJ mol}^{-1}\\). Given the enthalpy of vaporization for gallium as 271.5 kJ mol$^{-1}$, and that ΔS° = 113.4 J mol$^{-1}$ K$^{-1}$ for the boiling of gallium, what is the boiling point of the gallium in K? (Final Answer is a value)"}, {"from": "gpt", "value": "2394"}]} | |
| {"id": "24", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/13.jpg"], "conversations": [{"from": "human", "value": "<image>\n5.00 g of PbCl$_2$ is added to 300 mL of water in a 400 mL beaker, which is then heated for 10 minutes. At the end of the heating period, some solid PbCl$_2$ is still present at the bottom of the beaker, and the solution is cooled to room temperature before being left out overnight. The next day, 100 mL of the saturated solution is decanted into a separate 250 mL beaker, taking care not to transfer any remaining solid. 100 mL of 0.75 $M$ KI solution is added, causing the following precipitation reaction to go to completion. Pb$^{2+}$ + 2I$^-$ → PbI$_2$(s). The PbI$_2$ is filtered out, dried, and massed. The mass of the precipitate is found to be 0.747 g. How many moles of Pb$^{2+}$ are in the PbI$_2$ precipitate? (Final Answer is a value)"}, {"from": "gpt", "value": "0.00162"}]} | |
| {"id": "25", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/13.jpg"], "conversations": [{"from": "human", "value": "<image>\n5.00 g of PbCl$_2$ is added to 300 mL of water in a 400 mL beaker, which is then heated for 10 minutes. At the end of the heating period, some solid PbCl$_2$ is still present at the bottom of the beaker, and the solution is cooled to room temperature before being left out overnight. The next day, 100 mL of the saturated solution is decanted into a separate 250 mL beaker, taking care not to transfer any remaining solid. 100 mL of 0.75 $M$ KI solution is added, causing the following precipitation reaction to go to completion. Pb$^{2+}$ + 2I$^-$ → PbI$_2$(s). The PbI$_2$ is filtered out, dried, and massed. The mass of the precipitate is found to be 0.747 g. What is the concentration of Pb$^{2+}$ in the saturated solution that was decanted from the beaker? (Final Answer is a value)"}, {"from": "gpt", "value": "0.016"}]} | |
| {"id": "26", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/13.jpg"], "conversations": [{"from": "human", "value": "<image>\n5.00 g of PbCl$_2$ is added to 300 mL of water in a 400 mL beaker, which is then heated for 10 minutes. At the end of the heating period, some solid PbCl$_2$ is still present at the bottom of the beaker, and the solution is cooled to room temperature before being left out overnight. The next day, 100 mL of the saturated solution is decanted into a separate 250 mL beaker, taking care not to transfer any remaining solid. 100 mL of 0.75 $M$ KI solution is added, causing the following precipitation reaction to go to completion. Pb$^{2+}$ + 2I$^-$ → PbI$_2$(s). The PbI$_2$ is filtered out, dried, and massed. The mass of the precipitate is found to be 0.747 g. Calculate the solubility product constant, K$_{sp}$, for PbCl$_2$. (Final Answer is a value)"}, {"from": "gpt", "value": "1.63e-5"}]} | |
| {"id": "27", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/14.jpg"], "conversations": [{"from": "human", "value": "<image>\nA sample of liquid butane (C$_4$H$_{10}$) in a pressurized lighter is set up directly beneath an aluminum can, as show in the diagram above. The can contains 100.0 mL of water, and when the butane is ignited, the temperature of the water inside the can increases from 25.0°C to 82.3°C. The total mass of butane ignited is found to be 0.51 g, the specific heat of water is 4.18 J/g·°C, and the density of water is 1.00 g/mL. How much heat did the water gain in kJ? (Final Answer is a value)"}, {"from": "gpt", "value": "24"}]} | |
| {"id": "28", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/14.jpg"], "conversations": [{"from": "human", "value": "<image>\nA sample of liquid butane (C$_4$H$_{10}$) in a pressurized lighter is set up directly beneath an aluminum can, as show in the diagram above. The can contains 100.0 mL of water, and when the butane is ignited, the temperature of the water inside the can increases from 25.0°C to 82.3°C. The total mass of butane ignited is found to be 0.51 g, the specific heat of water is 4.18 J/g·°C, and the density of water is 1.00 g/mL. What is the experimentally determined heat of combustion for butane based on this experiment? Your answer should be in kJ/mol. (Final Answer is a value)"}, {"from": "gpt", "value": "-2700"}]} | |
| {"id": "29", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/14.jpg"], "conversations": [{"from": "human", "value": "<image>\nA sample of liquid butane (C$_4$H$_{10}$) in a pressurized lighter is set up directly beneath an aluminum can, as show in the diagram above. The can contains 100.0 mL of water, and when the butane is ignited, the temperature of the water inside the can increases from 25.0°C to 82.3°C. The total mass of butane ignited is found to be 0.51 g, the specific heat of water is 4.18 J/g·°C, and the density of water is 1.00 g/mL. Given butane's density of 0.573 g/mL at 25°C, calculate how much heat (in kJ) would be emitted if 5.00 mL of it were combusted at that temperature. (Final Answer is a value)"}, {"from": "gpt", "value": "130"}]} | |
| {"id": "30", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/15.jpg"], "conversations": [{"from": "human", "value": "<image>\nCurrent is run through an aqueous solution of nickel (II) fluoride, and a gas is evolved at the right-hand electrode, as indicated by the diagram below. The standard reduction potential for several reactions is given as follows: For the half-cell reaction of fluorine gas, where fluorine is reduced to fluoride ions, the standard reduction potential is \\( +2.87 \\) volts: $$ \\text{F}_2(g) + 2 \\text{e}^- \\rightarrow 2 \\text{F}^- $$ For the reduction of oxygen gas in the presence of protons to form water, the standard reduction potential is \\( +1.23 \\) volts: $$ \\text{O}_2(g) + 4 \\text{H}^+ + 4 \\text{e}^- \\rightarrow 2 \\text{H}_2\\text{O}(l) $$ For the reduction of nickel ions to solid nickel, the standard reduction potential is \\( -0.25 \\) volts: $$ \\text{Ni}^{2+} + 2 \\text{e}^- \\rightarrow \\text{Ni}(s) $$ Finally, for the reduction of water to hydrogen gas and hydroxide ions, the standard reduction potential is \\( -0.83 \\) volts: $$ 2 \\text{H}_2\\text{O}(l) + 2 \\text{e}^- \\rightarrow \\text{H}_2(g) + 2 \\text{OH}^- $$. Calculate the standard cell potential of the cell. (Final Answer is a value)"}, {"from": "gpt", "value": "-1.48"}]} | |
| {"id": "31", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/15.jpg"], "conversations": [{"from": "human", "value": "<image>\nCurrent is run through an aqueous solution of nickel (II) fluoride, and a gas is evolved at the right-hand electrode, as indicated by the diagram below. The standard reduction potential for several reactions is given as follows: For the half-cell reaction of fluorine gas, where fluorine is reduced to fluoride ions, the standard reduction potential is \\( +2.87 \\) volts: $$ \\text{F}_2(g) + 2 \\text{e}^- \\rightarrow 2 \\text{F}^- $$ For the reduction of oxygen gas in the presence of protons to form water, the standard reduction potential is \\( +1.23 \\) volts: $$ \\text{O}_2(g) + 4 \\text{H}^+ + 4 \\text{e}^- \\rightarrow 2 \\text{H}_2\\text{O}(l) $$ For the reduction of nickel ions to solid nickel, the standard reduction potential is \\( -0.25 \\) volts: $$ \\text{Ni}^{2+} + 2 \\text{e}^- \\rightarrow \\text{Ni}(s) $$ Finally, for the reduction of water to hydrogen gas and hydroxide ions, the standard reduction potential is \\( -0.83 \\) volts: $$ 2 \\text{H}_2\\text{O}(l) + 2 \\text{e}^- \\rightarrow \\text{H}_2(g) + 2 \\text{OH}^- $$. Calculate the Gibbs free energy value (in kJ) for the cell at standard conditions. (Final Answer is a value)"}, {"from": "gpt", "value": "380"}]} | |
| {"id": "32", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/16.png"], "conversations": [{"from": "human", "value": "<image>\nThe standard free energy change, ΔG°, for the reaction above is –801 kJ/mol$_{rxn}$ at 298 K. Use the figure of bond dissociation energies to find ΔH° for the reaction in the figure. (Final Answer is a value)"}, {"from": "gpt", "value": "-800"}]} | |
| {"id": "33", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/16.png"], "conversations": [{"from": "human", "value": "<image>\nThe standard free energy change, ΔG°, for the reaction above is –801 kJ/mol$_{rxn}$ at 298 K. How many grams of methane must react with excess oxygen in order to release 1500 kJ of heat? (Final Answer is a value)"}, {"from": "gpt", "value": "30"}]} | |
| {"id": "34", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/16.png"], "conversations": [{"from": "human", "value": "<image>\nThe standard free energy change, ΔG°, for the reaction above is –801 kJ/mol$_{rxn}$ at 298 K. What is the value of ΔS° (in J/K) for the reaction at 298 K? (Final Answer is a value)"}, {"from": "gpt", "value": "3"}]} | |
| {"id": "35", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/17.png"], "conversations": [{"from": "human", "value": "<image>\nFor the boiling of methanol, CH$_3$OH, ∆H° = +37.6 kJ/mol and ∆S° = +111 J/mol • K. What is the boiling point of methanol in degrees Celsius? (Final Answer is a value)"}, {"from": "gpt", "value": "65.9"}]} | |
| {"id": "36", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/17.png"], "conversations": [{"from": "human", "value": "<image>\nFor the boiling of methanol, CH$_3$OH, ∆H° = +37.6 kJ/mol and ∆S° = +111 J/mol • K. How much heat is required to boil 50.0 mL of ethanol if the density of ethanol is 0.789 g/mL? (Final Answer is a value)"}, {"from": "gpt", "value": "46.2"}]} | |
| {"id": "37", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/18.png"], "conversations": [{"from": "human", "value": "<image>\nAmmonia gas reacts with dinitrogen monoxide via the following reaction: 2NH$_3$ (g) + 3N$_2$O(g) → 4N$_2$ (g) + 3H$_2$O(g) The absolute entropy values for the varying substances are listed in the figure. Calculate the entropy value for the overall reaction. Several bond enthalpies are listed in below: The enthalpies of various bonds are given as: The N-H bond has an enthalpy of \\( 388 \\text{ kJ/mol} \\). The N-O bond has an enthalpy of \\( 210 \\text{ kJ/mol} \\). The N=O bond has an enthalpy of \\( 630 \\text{ kJ/mol} \\). The N=N bond has an enthalpy of \\( 409 \\text{ kJ/mol} \\). The N\\(\\equiv\\)N bond has an enthalpy of \\( 941 \\text{ kJ/mol} \\). The O-H bond has an enthalpy of \\( 463 \\text{ kJ/mol} \\). Calculate the enthalpy value for the overall reaction (in J/mol×K). (Final Answer is a value)"}, {"from": "gpt", "value": "289"}]} | |
| {"id": "38", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/18.png"], "conversations": [{"from": "human", "value": "<image>\nAmmonia gas reacts with dinitrogen monoxide via the following reaction: 2NH$_3$ (g) + 3N$_2$O(g) → 4N$_2$ (g) + 3H$_2$O(g) The absolute entropy values for the varying substances are listed in the figure. Calculate the entropy value for the overall reaction. Several bond enthalpies are listed in below: The enthalpies of various bonds are given as: The N-H bond has an enthalpy of \\( 388 \\text{ kJ/mol} \\). The N-O bond has an enthalpy of \\( 210 \\text{ kJ/mol} \\). The N=O bond has an enthalpy of \\( 630 \\text{ kJ/mol} \\). The N=N bond has an enthalpy of \\( 409 \\text{ kJ/mol} \\). The N\\(\\equiv\\)N bond has an enthalpy of \\( 941 \\text{ kJ/mol} \\). The O-H bond has an enthalpy of \\( 463 \\text{ kJ/mol} \\). Calculate the enthalpy value for the overall reaction. (Final Answer is a value)"}, {"from": "gpt", "value": "-434"}]} | |
| {"id": "39", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/18.png"], "conversations": [{"from": "human", "value": "<image>\nAmmonia gas reacts with dinitrogen monoxide via the following reaction: 2NH$_3$ (g) + 3N$_2$O(g) → 4N$_2$ (g) + 3H$_2$O(g) The absolute entropy values for the varying substances are listed in the figure. Calculate the entropy value for the overall reaction. Several bond enthalpies are listed in below: The enthalpies of various bonds are given as: The N-H bond has an enthalpy of \\( 388 \\text{ kJ/mol} \\). The N-O bond has an enthalpy of \\( 210 \\text{ kJ/mol} \\). The N=O bond has an enthalpy of \\( 630 \\text{ kJ/mol} \\). The N=N bond has an enthalpy of \\( 409 \\text{ kJ/mol} \\). The N\\(\\equiv\\)N bond has an enthalpy of \\( 941 \\text{ kJ/mol} \\). The O-H bond has an enthalpy of \\( 463 \\text{ kJ/mol} \\). If 25.00 g of NH$_3$ reacts with 25.00 g of N$_2$O: What is the magnitude of the energy change? \n (Final Answer is a value)"}, {"from": "gpt", "value": "-82.16"}]} | |
| {"id": "40", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/19.png"], "conversations": [{"from": "human", "value": "<image>\nA student designs an experiment to determine the specific heat of aluminum. The student heats a piece of aluminum with a mass of 5.86 g to various temperatures, then drops it into a calorimeter containing 25.0 mL of water. The following data in the figure is gathered during one of the trials. Given that the specific heat of water is 4.18 J/g·°C and assuming its density is exactly 1.00 g/mL, calculate the heat (in J) gained by the water. (Final Answer is a value)"}, {"from": "gpt", "value": "376"}]} | |
| {"id": "41", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/19.png"], "conversations": [{"from": "human", "value": "<image>\nA student designs an experiment to determine the specific heat of aluminum. The student heats a piece of aluminum with a mass of 5.86 g to various temperatures, then drops it into a calorimeter containing 25.0 mL of water. The following data in the figure is gathered during one of the trials. Calculate the specific heat (J/g·°C) of aluminum from the experimental data given. (Final Answer is a value)"}, {"from": "gpt", "value": "0.780"}]} | |
| {"id": "42", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/19.png"], "conversations": [{"from": "human", "value": "<image>\nA student designs an experiment to determine the specific heat of aluminum. The student heats a piece of aluminum with a mass of 5.86 g to various temperatures, then drops it into a calorimeter containing 25.0 mL of water. The following data in the figure is gathered during one of the trials. Calculate the enthalpy change for the cooling of aluminum in water in kJ/mol. (Final Answer is a value)"}, {"from": "gpt", "value": "1.73"}]} | |
| {"id": "43", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/19.png"], "conversations": [{"from": "human", "value": "<image>\nA student designs an experiment to determine the specific heat of aluminum. The student heats a piece of aluminum with a mass of 5.86 g to various temperatures, then drops it into a calorimeter containing 25.0 mL of water. The following data in the figure is gathered during one of the trials. If the accepted specific heat of aluminum is 0.900 J/g·°C, calculate the percent error. (Final Answer is a value)"}, {"from": "gpt", "value": "13.3"}]} | |
| {"id": "44", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/20.png"], "conversations": [{"from": "human", "value": "<image>\nA student tests the conductivity of three different acid samples, each with a concentration of 0.10 M and a volume of 20.0 mL. The conductivity was recorded in microsiemens per centimeter in the figure. The HCl solution is then titrated with a 0.150 M solution of the weak base methylamine, CH$_3$NH$_2$ . (K$_b$ = 4.38 × 10$^{–4}$). Determine the pH of the solution after 20.0 mL of methylamine has been added. (Final Answer is a value)"}, {"from": "gpt", "value": "10.34"}]} | |
| {"id": "45", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/21.png"], "conversations": [{"from": "human", "value": "<image>\nTwo electrodes are inserted into a solution of nickel (II) fluoride and a current of 2.20 A is run through them. A list of standard reduction potentials is in the figure. How long (in seconds) would it take to create 1.2 g of Ni(s) at the cathode? (Final Answer is a value)"}, {"from": "gpt", "value": "1790"}]} | |
| {"id": "46", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/22.png"], "conversations": [{"from": "human", "value": "<image>\nA + 2B → 2C. The following results in the figure were obtained in experiments designed to study the rate of the reaction above. Calculate the value of the rate constant, k, for the reaction (in the unit of M$^{−1}$sec$^{−1}). (Final Answer is a value)"}, {"from": "gpt", "value": "1.2"}]} | |
| {"id": "47", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/22.png"], "conversations": [{"from": "human", "value": "<image>\nA + 2B → 2C. The following results in the figure were obtained in experiments designed to study the rate of the reaction above. If another experiment is attempted with [A] and [B], both 0.02-molar, what would be the initial rate (in M/sec) of disappearance of A? (Final Answer is a value)"}, {"from": "gpt", "value": "4.8e-4"}]} | |
| {"id": "48", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/23.png"], "conversations": [{"from": "human", "value": "<image>\n2N$_2$O$_5$ (g) → 4NO$_2$ (g) + O$_2$ (g) The data in the figure below was gathered for the decomposition of N$_2$O$_5$ at 310 K via the equation above. What is the rate of appearance of NO$_2$ compare to the rate of disappearance of N$_2$O$_5$ ? (Final Answer is a value)"}, {"from": "gpt", "value": "0.5"}]} | |
| {"id": "49", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/23.png"], "conversations": [{"from": "human", "value": "<image>\n2N$_2$O$_5$ (g) → 4NO$_2$ (g) + O$_2$ (g) The data in the figure below was gathered for the decomposition of N$_2$O$_5$ at 310 K via the equation above. What is the rate constant for this reaction in the unit of $s^{-1}$? (Final Answer is a value)"}, {"from": "gpt", "value": "5.4e-4"}]} | |
| {"id": "50", "images": ["/mnt/hwfile/ai4chem/hao/data_processing/SceMQA-main/Free_Response/Chemistry_Free_Response/23.png"], "conversations": [{"from": "human", "value": "<image>\n2N$_2$O$_5$ (g) → 4NO$_2$ (g) + O$_2$ (g) The data in the figure below was gathered for the decomposition of N$_2$O$_5$ at 310 K via the equation above. What would the concentration of N$_2$O$_5$ in the unit of M be at t = 1500 s? (Final Answer is a value)"}, {"from": "gpt", "value": "0.111"}]} | |