Estimate the change in standard reaction entropy of the following two reactions when the temperature is increased from 25°C to 37°C at constant pressure under the assumption that constant-pressure molar heat capacity of linear gaseous molecules is ½-R and that of nonlinear gaseous molecules is 4R. (R is the ideal gas constant, 8.31 J mol¹ K-¹). a. 2 H2(g) + O2(g) → 2 H₂O(g) b. CH4(g) +2 O2(g) → CO2(g) + 2 H₂O(g)

Estimate the change in standard reaction entropy of the following two reactions when the temperature is increased from 25°C to 37°C at constant pressure under the assumption that constant-pressure molar heat capacity of linear gaseous molecules is ½-R and that of nonlinear gaseous molecules is 4R. (R is the ideal gas constant, 8.31 J mol¹ K-¹). a. 2 H2(g) + O2(g) → 2 H₂O(g) b. CH4(g) +2 O2(g) → CO2(g) + 2 H₂O(g)

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter17: Chemcial Thermodynamics

Section: Chapter Questions

Problem 17.104QE: What is the sign of the standard Gibbs free-energy change at low temperatures and at high...

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