Question

the density of a gas is 2g/l at 1 ATM and 27c the density of same gas at 2 ATM and 127 c​

Answer 1

As, P=MdRT⇒P1d1T1=P2d2T2⇒1(2)(300K)=2d2(400)⇒d2=3g/L

ans:_3g/L