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Chemistry
Identify the correct statement regarding a spontaneous process
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Q. Identify the correct statement regarding a spontaneous process
AIEEE
AIEEE 2007
Thermodynamics
A
For a spontaneous process in an isolated system, the change in entropy is positive
60%
B
Endothermic processes are never spontaneous
4%
C
Exothermic processes are always spontaneous
23%
D
Lowering of energy in the reaction process is the only criterion for spontaneity
12%
Solution:
For a spontaneous process in an isolated system, the change in entropy is positive.