The density ofa mixture of 0, and n, at ntp is 1.3 g litre. what is the partial pressure of n (a) 1.725 atm (b) 0.725 atm (c) 0.593 atm (d) 1.593 atrm

The density ofa mixture of 0, and N, at NTP is 1.3 g litre. What is the partial pressure of N (a) 1.725 atm (b) 0.725 atm (c) 0.593 atm (d) 1.593 atm can anyone solve it plzzz