`1.4dm^3` of a gas at a STP Weighs `1.26 XX 10^3 Kg`.
molecular mass

1.4dm^3 of a gas at a STP Weighs 1.26 XX 10^3 Kg . mass of 1 mole

1 litre of a gas at STP weights 1.35 gram. The molar mass of the gas is

A welding fuel gas contains carbon and hydrogen only. Burning a small sample of it in oxygen gives 3.38 g carbon dioxide, 0.690g of water and no other products. A volume of 10.0L (measured at STP) of this welding gas is found to weigh 11.7 g. Calculate molar mass of the gas

3.49 g of ammonia at STP occupies volume of 4.48 dm^3 . Calculate molar mass of ammonia

Sikver crystallizes in fcc structure with edge length of unit cell, 4.07 xx 10^(-8) cm and if density of metallic silver is 10.5g cm^(-3) . Calculate the molecular mass of silver.

The mass of an atom of oxygen is 26.569 xx 10^-24 g. The atomic mass of oxygen in u is

1 atom of an element weighs 1.792xx10^(-22)g . The atomic mass of the element is