Question

At 27°c the density of gaseous substance at 3 bar pressure is same as of that of h2 at 9 bar. What's is molar mass of substance?​

Answer 1

Answer:

Hello my friend

Explanation:

d1=m1p1/Rt and d2=m2p2/Rt here temperature is constant then d1=m1p1 and d2=m2p2 (m1=? m2=1 P1=3 P2=9) M1=M2p2/p1= m1=1×9/3=m1=3g/mol