The pressure `P`, volume `V` and temperature `T` of a gas in the jqar `A` and other gas in the jar `B` as at pressure `2P`, volume `V//4` and temperature `2T`, then the ratio of the number of molecules in the jar `A` and `B` will be

Options

A. `4:1`
B. `2:1`
C. `1:4`
D. `1:1`

Answer

A

Explanation

For A
`PV=N_(A) kT`
For B
`2P.V/4= N_(B) k 2TrArr :. (N_(A))/(N_(B))=4/1`