Question

The volume of a gas at pressure 1.2 * 10^7 N/m and temperature 127 degree celsius is 2 litre. Find the number of molecules in a gas.

Answer 1

Dear Student ,
Here is the number of molecules is ,
$n=\frac{PV}{RT}=\frac{1·2\times {10}^7\times 2\times {10}^{-3}}{8·31\times 400}=7·22$ moles
Regards