Question

5.6 l of a gas at S. T. P. Weighs is equal to 8g. The vapour density is

Answer 1

v= 5.6l

n=5.6/22.4

=1/4

=.25

n=W/M (∴M=W/n)

M=8/0.25

=32

use formula ( Molecular mass = 2× V.D.)

V.D=M/2

V.D.=32/2

=16