1.

Ratio of \[{{C}_{p}}\] and \[{{C}_{v}}\] of a gas 'X' is 1.4. The number of atoms of the gas 'X' present in 11.2 litres of it at N.T.P. is [CBSE PMT 1989]

A.                 \[6.02\times {{10}^{23}}\]           
B.                 \[1.2\times {{10}^{24}}\]
C.                 \[3.01\times {{10}^{23}}\]           
D.                 \[2.01\times {{10}^{23}}\]
Answer» B.                 \[1.2\times {{10}^{24}}\]


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