Tag: percentage composition and empirical formula
Questions Related to percentage composition and empirical formula
Calculate the number of molecules present in $0.5$ moles of magnesium oxide $\left( MgO \right) $.
The water of crystallisation is the fixed number of _________ molecules in one formula unit of salt.
Water of crystallisation is responsible for ......... of the crystals.
Water of crystallization is the fixed number of water molecules chemically attached to a unit of a salt in its crystalline form.
The crystalline salt, $Na _{2}SO _{4}xH _{2}O$ on heating losses $55.9\%$ of its weight. The formula of the crystalline salt is :
The crystalline salt ${ Na } _{ 2 }{ SO } _{ 4 }.x{ H } _{ 2 }O$ on heating loses 55.9% of its mass. The formula of crystalline salt is:
In which of the following molecules can we calculate crystallization of water ?
In $FeSO _4$.$7H _2O$, $H _2O$ represents:
The number of molecules of water of crystallisation present in one molecule of ferrous sulphate is_______.