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JEE CHEMISTRY MCQ: THERMODYNAMICS
1
Medium
1 of 1
Application
+4 | -1
Assign the sign of work done (based on SI convention) in
the following chemical changes taking place against
external atmospheric pressure
I.
II.
III.
IV.
the following chemical changes taking place against
external atmospheric pressure
I.
II.
III.
IV.
View answer and explanation
Correct option: A
Option A (+, -, -, +) is correct because it correctly assigns the sign of work based on the change in the number of moles of gas ().
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Satement-2: More amount of heat is liberated during the formation of than the formation from their elements Consider the following processes :
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