The solubility of `N_(2)` in water at 300K at 300K and 500 torr partial pressure `0.01 gL^(-1)`. The solubility (in `g L^(-1)` ) at 750 torr partial pressure is `:`

The solubility of N_(2)(g) in water exposed to the atmosphere, when the partial pressure is 593 mm is 5.3xx10^(-4) M. Its solubility at 760 mm and at the same temperature is

Density of a gas at 300 K and 210 torr is 0.434gL^(-1). What is its molar mass?

8.2 L of an ideal weight 9.0 g at 300 K and 1 atm. pressure. The molecular mass of gas is