15g mixture of He and Ae occupied 30l at 1atm pressure and 300K. The amount of He in the mixture

At 80^(@)C the vapour pressure of pure liquid 'A' is 520 mm Hg and that of pure liquid 'B' is 1000 mm Hg. If a mixture solution of 'A' and 'B' boils at 80^(@)C and 1 atm pressure, the amount of 'A' in the mixture is (1 atm = 760 mm Hg)

A mixture of ethane and ethene occupies 41 L at 1 atm and 500 K. The mixture reacts compeletly with 10/3 mole of oxygen to produce CO_(2) and water. The mole fraction of ethane and ethene in the mixture are (R=0.0821L atm K^(-1)mol^(-1) respectively

A 4: 1 molar mixture of He and CH4 is contained in a vessel at 20 bar pressure. Due to a hole in the vessel, the gas mixture leaks out. What is the composition of the mixture effusing out initially?

32 g of oxygen and 3.0 g of hydrogen are mixed and kept in a vessel at 760 mm pressure and 0^(@)C . The total volume occupied by the mixture will be nearly

A 4 : 1 molar mixture of He and CH_(4) is contained in a vessel at 20 bar pressure. Due to a hole in the vessel, the gas mixture leaks out. What is the composition of the mixture effusing out initially?

A and B are ideal gases. The molecular weights of A and B are in the ratio of 1 : 4 . The pressure of a gas mixture containing equal weights of A and B is P atm. What is the partial pressure (in atm.) of B in the mixture

A and B are ideal gases. The molecular weights of A and B are in the ratio of 1 : 4 . The pressure of a gas mixture containing equal weights of A and B is P atm. What is the partial pressure (in atm.) of B in the mixture

A gaseous mixture contains 220 g of carbon dioxide and 280 g of nitrogen gas. If the partial pressure of nitrogen gas in the mixture is 1.5 atm then the partial pressure of carbon dioxide gas in the mixture will be

12 gm He and 4 gm H_(2) is filled in a container of volume 20 litre maintained at temperature 300 K. the pressure of the mixture is nearly :

60 g of gaseous C_(2)H_(6) are mixed with 28 g of carbon monoxide. The pressure of the resulting gaseous mixture is 3 atm. The partial pressure in atm. Of C_(2)H_(6) in the mixture is