Calculate the pressure exerted by two moles of gas at `27^@C` in a 1 litre flask.

Calculate volume occupied by two moles of gas at 27^@C and under a pressure of 1 atmosphere.

For two mole of an ideal gas :

Derive expression for pressure exerted by gas.

Calculate the osmotic pressure exerted by solution prepared by dissolving 1.5 g of a polymer of molar mass 185000 in 500 ml of water at 37^@C . [R=0.0821 L atm K^-1 mol^-1]

The mole fraction of He gas in a saturated solution at 20^@C is 1.25x10^-6 . Calculate the pressure of He gas above the solution. (k_H of He at 20^@C= 144.98 k bar

6xx10^(22) gas molecules each of mass 10^(-24)kg are taken in a vessel of 10 litre. What is the pressure exerted by gas molecules ? The root mean square speed of gas molecules is 100 m//s .

Calculate the mass and charge of 1 mole of electrons.

What will be the pressure exerted by a mixture of 3.2 g of methane and 4.4 g of carbondioxide contained in a 9 dm^(3) flask at 27^(@)C ?

Calculate the volume occupied by 4.4 g of CO_2 at 27^@C and under a pressure of 0.5 atmosphere.

Calculate the osmotic pressure in pascals exerted by a solution prepared by dissolving 1.0 g of polymer of molar mass 1,85,000 in 450 mL of water at 37^@ C.