5) Of the following, the entropy of gaseous is the largest at 25 °C and 1 atm. A) C2H2 B) H₂ C) C2H6 D) CH4 E) C2H2 Use the table below to answer the questions that follow. Thermodynamic Quantities for Selected Substances at 298.15 K (25°C) Substance AH (kJ/mol) AGO (kJ/mol) S (J/K-mol) Carbon C (s, diamond) 1.88 2.84 2.43 C (s, graphite) 0 5.69 C2H2 (g) 226.7 209.2 200.8 C2H4 (g) 52.30 68.11 219.4 C2H6 (g) -84.68 -32.89 229.5 CO (g) -110.5 -137.2 197.9 CO2 (g) -393.5 -394.4 213.6 Hydrogen H2(g) 0 0 130.58 Oxygen O2 (g) 0 0 205.0 H₂O (1) -285.83 -237.13 69.91

5) Of the following, the entropy of gaseous is the largest at 25 °C and 1 atm. A) C2H2 B) H₂ C) C2H6 D) CH4 E) C2H2 Use the table below to answer the questions that follow. Thermodynamic Quantities for Selected Substances at 298.15 K (25°C) Substance AH (kJ/mol) AGO (kJ/mol) S (J/K-mol) Carbon C (s, diamond) 1.88 2.84 2.43 C (s, graphite) 0 5.69 C2H2 (g) 226.7 209.2 200.8 C2H4 (g) 52.30 68.11 219.4 C2H6 (g) -84.68 -32.89 229.5 CO (g) -110.5 -137.2 197.9 CO2 (g) -393.5 -394.4 213.6 Hydrogen H2(g) 0 0 130.58 Oxygen O2 (g) 0 0 205.0 H₂O (1) -285.83 -237.13 69.91

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

Chapter17: Spontaneity, Entropy, And Free Energy

Section: Chapter Questions

Problem 1RQ: Define the following: a. spontaneous process b. entropy c. positional probability d. system e....

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Similar questions

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