[" The total volume of mixture "],[" of "2gms" of helium and "7],[gms" of nitrogen under S.T.P "],[" conditions is "-]

The total volume of mixture of 2 gms of helium and 7 gms of nitrogen under S.T.P comditions is

Number of molecules in 7.0 gm of nitrogen gas is

What is molar volume of an ideal gas under N.T.P. conditions ?

What is molar volume of an ideal gas under N.T.P. conditions ?

The volume occupied by 8gm of oxygen at S.T.P is

What is the volume of 1 gm of hydrogen at STP?

The total pressure exerted by a mixture of 8 gm of dioxygen and 4 gm of dihydrogen confined in a closed vessel of 1 L at 27^(@)C is :

A mixture of 7g of nitrogen and 8g of oxygen at STP occupies a volume of