Calculate the molecular mass of a gas If 0.5 g of it occupies 224 cc at NTP.

Prove that gram molecular mass of any gas occupies 22.4 litre at NTP .

What is the gram molecular volume of a gas ? What is its value at NTP ?

Calculate the number of molecules of a gas occupying 280 ml at STP.

How will you calculate the molecular mass of a solute from depression in freezing point measurement?

A solution containing 9.6 g of a substance in 100g of water boiled at 100.8^@C at 1 atm pressure. Calculate the molecular mass of substance. Calculate the molecular mass of substance. (Boiling elevation constant for water = 0.52^@C per 1000g of it)

Calculate the number of molecules per cc of a gas if the diameter of molecules of gas is 2xx10^(-10) m and the mean free path of the molecules of the gas is 2.4xx10^(-9) m.

How will you calculate the molecular mass of a non-voltaile solute from depression of freezing points?

Under certain conditions 6.7 mL of sulphur dioxide diffuse in 5.5 minutes. Under the same conditions 66.8 Ml of another gas diffuse in 4 minutes. Calculate the molecular weight of the other gas if that of sulphur dioxide is 64.