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Chemistry
Spontaneous adsorption of gas on solid surface is an exothermic process because
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Q. Spontaneous adsorption of gas on solid surface is an exothermic process because
MGIMS Wardha
MGIMS Wardha 2013
A
$ \Delta H $ increases for system
B
$ \Delta S $ increases for gas
C
$ \Delta S $ decreases for gas
D
$ \Delta G $ increases for gas
Solution:
When a gas is adsorbed spontaneously on a solid surface, entropy decreases for gas.