Question

calculate the kinetic energy in s.i units of 4gm of ch4 at -73celsius​

Answer 1

 n=  

16

4

​  

=0.25mol

  E=  

2

3

​  

×nRT  

      =  

2

3

​  

×  

4

1

​  

×8.314×200

      =75×8.314

      =623.55J