Question

From the graph of `(d)/(P)` vs P at a constant temperature of 300K. Calculate molar mass of the gas.
[Give R=0.0821 atm lit/mole-k]

Answer 1

PV=nRT
`d=(PM)/(RT)`
`(d)/(P)=(M)/(RT)`
`(M)/(RT)=(8)/(4.926)`
`M=(8)/(4.926)xx0.0821xx300=40`