The work done is heating one mole of an ideal gas at constant pressure from `15^(@)C` to `25^(@)C` is
A. `+19.87` cal
B. `-198.7` cal
C. `+198.7` cal
D. `-19.87` cal
A. `+19.87` cal
B. `-198.7` cal
C. `+198.7` cal
D. `-19.87` cal
Correct Answer – D
Rise of `10^(@)C rarr 1.987xx10=19.87 cal`