1.

One mole of an ideal monoatomic gas is heated at a constant pressure of one atmosphere from \[{{0}^{o}}C\] to \[{{100}^{o}}C\]. Then the change in the internal energy is           [Pb. PMT 2001]

A.            6.56 joules                             
B.            \[8.32\times {{10}^{2}}\]joules
C.            \[12.48\times {{10}^{2}}\]joules                                      
D.            20.80 joules
Answer» D.            20.80 joules


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