Question

A Mixture of nitrogen and oxygen has a density of
1.00 g/1 and the average molecular weight (M) of
31.2g at 27°C and 600 .nm Hg per mole pressure.
What is the mole fraction of nitrogen? (Assume
ideal gas behaviour)
(A) 0.8
(B) 0.6
(C) 0.4
(D) 0.2​

Answer 1

Answer:

B coz its mixturre

Explanation: