the molality of pure gas A is 25/1.1 and pure gas B is 100/6.4. now a gaseous solution was prepared by mixing pure gas A and B. the molarity of gas A in gaseous solution at 10 atm and 200/0.821 K temperature is 0.1 M. find molality of gas a in the solutionAlso find average molecular weight of above mixture at 10atm and 400 k