Question

A mixture of N₂ and Ar gases in a cylinder contains 7g of N₂ and 8g of Ar. If the total pressure of the mixture of gases in the cylinder is 27 bar, the partial pressure of N₂ is:

[Use atomic masses (in g mol^–1) : N = 14, Ar = 40] 

(1) 18 bar 

(2) 9 bar 

(3) 12 bar 

(4) 15 bar

Answer 1

(4) 15 bar

N₂ Ar