One mole of hydrogen gas at 25C and 1 atm pressure is heated at constant pressure until its volume has doubled. Given that Cv for hydrogen is 3.0 cal deg-1 mol-1, the H and E for this process are-

1. H = 1490 cal and E = 894 cal

2. H E= 1490 cal

3. H = 894 cal and E= 1490 cal

4. H E= 894 cal

Concept Videos :-

#30 | 2nd Law of Thermodynamics

Concept Questions :-

CP and CV and Relation for Real Gas
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