At what temperature is a reaction spontaneous if it has; ΔH = +71 kJ/mol and ΔS = +167.2 J/Kmol. Assume that ΔH and ΔS do not vary with temperature. A. at T < 400 K B. at T = 273 K C. at all temperatures D. at T > 400 K E. at T < 298 K
At what temperature is a reaction spontaneous if it has; ΔH = +71 kJ/mol and ΔS = +167.2 J/Kmol. Assume that ΔH and ΔS do not vary with temperature. A. at T < 400 K B. at T = 273 K C. at all temperatures D. at T > 400 K E. at T < 298 K
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter13: Spontaneous Processes And Thermodynamic Equilibrium
Section: Chapter Questions
Problem 19P
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Question
At what temperature is a reaction spontaneous if it has; ΔH = +71 kJ/mol and ΔS = +167.2 J/Kmol. Assume that ΔH and ΔS do not vary with temperature.
| A. |
at T < 400 K |
|
| B. |
at T = 273 K |
|
| C. |
at all temperatures |
|
| D. |
at T > 400 K |
|
| E. |
at T < 298 K |
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