Two gases A and B having molecular weights 60 and 45 respectively are enclosed in a vessel . The weight of A is 0.50g and that of B is 0.2g. The total pressure of the mixture is 750mm. Calculate partial pressure of the two gases.

Question

$\begin{array}{1,1}(a)\;489.23mm,260.77mm\\(b)\;543.1mm,432.1mm\\(c)\;249.33mm,146.21mm\\(d)\;211.3mm,423.1mm \end {array}$