Exercise 19.44 Enhanced with Feedback MISSED THIS? Read Section 19.6 (Pages 863 -867); Watch KCV 19.6, IWE 19.4. Calculate the change in Gibbs free energy.for each of the following sets of AHn, ASixn, and T. (Assume that all reactants and products are in their standard states.) IXn IXn: Part A = -83KJ, ASn = -155 J/K, T = 308 K rxn Express your answer as an integer. V ΑΣφ ΑΣΦ kJ AG? rxn Submit Request Answer Part B %3D

Exercise 19.44 Enhanced with Feedback MISSED THIS? Read Section 19.6 (Pages 863 -867); Watch KCV 19.6, IWE 19.4. Calculate the change in Gibbs free energy.for each of the following sets of AHn, ASixn, and T. (Assume that all reactants and products are in their standard states.) IXn IXn: Part A = -83KJ, ASn = -155 J/K, T = 308 K rxn Express your answer as an integer. V ΑΣφ ΑΣΦ kJ AG? rxn Submit Request Answer Part B %3D

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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and 2 Enthalpy #1.30 enoindice pled TT 2010 2D49.bs 22) When 1 mole of Fe2O3(s) reacts with H₂(g) to form Fe(s) and H2O(g) according to the following equation, 98.8 kJ of energy are absorbed. (6 Fe2O3(s) + 3 H2(g) → 2 Fe(s) + 3 H₂O(g) (pp) (20/d4 (pm) $40 D Reaclanis 13:48 SH Products endothermic, A endothermic, B (2) exothermic, A exothermic, B nad W (21 Enthalpy MOMS. Reactants Products (A) (B) Is the reaction endothermic or exothermic, and which of the enthalpy diagrams above represents grow olor and to noin (01 this reaction? SH GH TH A HOMH X HILD 08.10 Page 6 of 8
Review Constants | Periodic Table Scores Use the data below to answer the questions. Part B Pearson eText Calculate the enthalpy change, AH°, for the "expansion" of methane: Substance AH (kJ/mol) Study Area CH4(g)→C(g) +4H(g) C(g) 718.4 Express your answer to one decimal place and include the appropriate units. Document Sharing CF (g) -679.9 > View Available Hint(s) CH4(g) -74.8 User Settings AH° = 1665.0 kJ H(g) HF(g) 217.94 %3D Course Tools -268.61 Submit Previous Answers Keep in mind that the enthalpy of formation of an element in its standard state is zero. v Correct Part C Calculate the enthalpy change, AH°, for the reverse of the formation of methane: CH4(g)→C(s) + 2H2(g) Express your answer to one decimal place and include the appropriate units. • View Available Hint(s) ? μΑ Value Units Kou have already submitted this answer. Enter a new answer. No credit lost. Try again. P Pearson Copyright © 2021 Pearson Education Inc. All rights reserved. I Terms of Use |. Privacy Policy |…
Given the following thermochemical equations: C2H29) + 5 02(9) 2C02(g) + H201) AH° = -1229.5 kJ AH° = -393.5 kJ C(6) + 02(g) → C02(g) 1 H2(9) +5 02(9) → H20) AH° = -285.5 kJ 2 Calculate the enthalpy (in kJ) for this reaction: 206) + H2(g) → C,H2(9)
2Fe2O3(s) 4Fe(s) + 302(g). Use the following data: So Fe(s) = 27.31 J/K, S° O2(g) = 205.15 J/K, S° Fe2O3(s) = 89.96 J/K. Express your answer in joules per kelvin to two decimal places. - ΑΣΦ AS°= = 468.4 © = ? J/K
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The relationship between heat transfer and change in temperature is given by Q = mcAt, where c is specific heat capacity. Under what conditions will C = Q? 1 kg ΔΤ AT = 1°C = Om 10 g ΔΤ AT = 10 °C Om 100 g AT = 10 °C Om 1 g ΔΤ AT = 10 °C Om = 1g AT = 1°C
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