On heating 1.763 g of hydrated to dryness, 1.505 g of anhydrous salt remained

CHEMISTRY · Subjective · A Level · Chemistry · Amount of substance · Amount of substance

Problem

On heating 1.763 g of hydrated BaCl2\text{BaCl}_2 to dryness, 1.505 g of anhydrous salt remained. What is the formula of hydrate?

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