How many moles are there in `2.24m^(3)` of any gas 190 torr and `273^(@)C`?

How many moles are there in 1m^(3) of any gas at 0^(@)C and 1 atm :-

How many moles are three in 1m^(3) of any gas at 0^(@)C and 1 atm :-

How many molecules are present in 2.24 ml of a gas at STP ?

How many O_(2) molecules are there in one mole of oxygen gas?

How many atoms are present in 1 mole of hydrogen gas ?

How many moles of oxygen are present in 400 cm^3 sample of a gas at a pressure of 760 mm Hg at a temperature of 27^@C ?

Molar mass of a gas is 34 g mol^(-1) . Calculate its density at 190 torr and 127^(@)C .

How many atoms of oxygen are present in 1 mole of oxygen gas ?