Mole Concept (10)

Gay Lussac’s Law of Combining Volumes; Avogadro’s Law

Atomicity of hydrogen, oxygen, nitrogen and chlorine

Vapour Density and its relation to relative molecular mass

Mole and its relation to mass

Calculate the number of gram atoms in 4.6 grams of sodium
Calculate the percentage of water of crystallization
The mass of 11.2 litres of a certain gas at s.t.p. is 24 g
The ratio between the number of molecules in 2g of hydrogen
A gas cylinder can hold 1 kg of hydrogen at room temperature and pressure
A gas of mass 32gms has a volume of 20 litres
How much Calcium oxide is formed when 82g of calcium nitrate
A gas cylinder contains 12 x 1024 molecules of oxygen gas
A gaseous hydrocarbon contains 82.76% of carbon
The amount of each reactant required to produce 750 ml of carbon dioxide
The volume occupied by 80 g of carbon dioxide at STP
Calculate the number of molecules in 4.4 gm of CO2
The number of moles in 11gm of nitrogen gas is
Calculate the percentage of Fluorine, Sodium and Aluminium
State the volume occupied by 40 gm of methane at STP
The percentage composition of a gas is
Aluminum carbide reacts with water according to the following equation
If 150 cc of gas A contains X molecules, how many molecules of gas B will be present in 75 cc of B