Using the following data for the borax thermodynamics lab, calculate the Ksp of the borax solution, prepare a plot of the natural log of the Ksp on the y-axis and 1/T on the x-axis. Calculate the enthalpy and entropy from the trendline on the plot and use those two values to calculate the free energy at each temperature. Do not calculate free energy using Ksp. Do not forget units on the graphs and with the reported calculated values. Тemp 1 (C) 45 Temp 2 (°C) mL of HCl 38 15.5 35 34 14.2 25 23 10 15 15 8.7 8 8

Using the following data for the borax thermodynamics lab, calculate the Ksp of the borax solution, prepare a plot of the natural log of the Ksp on the y-axis and 1/T on the x-axis. Calculate the enthalpy and entropy from the trendline on the plot and use those two values to calculate the free energy at each temperature. Do not calculate free energy using Ksp. Do not forget units on the graphs and with the reported calculated values. Тemp 1 (C) 45 Temp 2 (°C) mL of HCl 38 15.5 35 34 14.2 25 23 10 15 15 8.7 8 8

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Choose the letter of the correct answer. Please show solution. For a reaction, the enthalpy change is -210 kJ, the entropy change is -170 J•mol^-1•K^-1 and the temperature is 400 K. What is the free energy change, ΔG°, in KJ? a. +27,000 kJ b. -142 kJ c. -210 kJ d. -278 kJ
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For the reaction CH₂(g) + H₂O(g) → 3H₂(g) + CO(g) AH = 206.1 kJ and AS = 214.7 J/K The standard free energy change for the reaction of 1.94 moles of CH4 (9) at 333 K, 1 atm would be This reaction is 8 favored under standard conditions at 333 K. Assume that AH and AS are independent of temperature. For the reaction H₂(g) +F₂ (9)→ 2HF (g) AG=-547 kJ and AS 14.1 J/K at 341 K and 1 atm. This reaction is B favored under standard conditions at 341 K. The standard enthalpy change for the reaction of 1.96 moles of H₂ (9) at this temperature would be Submit Answer For the reaction Retry Entire Group 2 more group attempts remaining H₂(g) + F2 (9)→ 2HF (g) AG=-547 kJ and AS 14.1 J/K at 341 K and 1 atm. This reaction is B favored under standard conditions at 341 K. The standard enthalpy change for the reaction of 1.96 moles of H₂ (9) at this temperature would be Submit Answer Retry Entire Group 2 more group attempts remaining kJ. kJ. kJ.
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112.9 J/(K · mol) and AHfap = 38.0 kJ/mol is being A particular solvent with ASap = considered for an experiment. In the experiment, which is to be run at 75 °C, the solvent must not boil. Based on the overall entropy change associated with the vaporization reaction, would this solvent be suitable and why or why not? • View Available Hint(s) be suitable because ASuniv > 0. not be suitable because ASuniv > 0. The solvent would be suitable because ASuniy < 0. not be suitable because ASuniv < 0.
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