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ConceptPercentage Composition

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#### Question

Calculate the mass percent of different elements present in sodium sulphate (Na_{2}SO_{4}).

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#### Similar questions

Determine the molecular formula of an oxide of iron in which the mass percent of iron and oxygen are 69.9 and 30.1 respectively. Given that the molar mass of the oxide is 159.69 g mol^{–1}.

Determine the empirical formula of an oxide of iron which has 69.9% iron and 30.1% dioxygen by mass.