For the reaction: A + B ⇌ C + D ΔH° = –40 kJ/mol and ΔS° = –50 J/mol·K. The reaction under standard conditions is considered: a.spontaneous in the forward direction at all temperatures. b.spontaneous in the reverse direction only at temperatures greater than 600 K. c.spontaneous in the forward direction only at temperatures greater than 800 K. d.spontaneous in the reverse direction only at temperatures greater than 800 K.
For the reaction: A + B ⇌ C + D ΔH° = –40 kJ/mol and ΔS° = –50 J/mol·K. The reaction under standard conditions is considered: a.spontaneous in the forward direction at all temperatures. b.spontaneous in the reverse direction only at temperatures greater than 600 K. c.spontaneous in the forward direction only at temperatures greater than 800 K. d.spontaneous in the reverse direction only at temperatures greater than 800 K.
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter16: Thermodynamics
Section: Chapter Questions
Problem 31E: A reaction has H298=100 kj/mol and S298=250 J/mol K. Is the reaction spontaneous at room...
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For the reaction:
A + B ⇌ C + D
ΔH° = –40 kJ/mol and ΔS° = –50 J/mol·K. The reaction under standard conditions is considered:
a.spontaneous in the forward direction at all temperatures.
b.spontaneous in the reverse direction only at temperatures greater than 600 K.
c.spontaneous in the forward direction only at temperatures greater than 800 K.
b.spontaneous in the reverse direction only at temperatures greater than 600 K.
c.spontaneous in the forward direction only at temperatures greater than 800 K.
d.spontaneous in the reverse direction only at temperatures greater than 800 K.
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