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 Form 3 Chemistry Questions and Answers on The Mole

When 94.5g of hydrated barium hydroxide, Ba(OH)2.nH2O were heated at constant mass,51.3g of anhydrous barium
hydroxide were obtained. Determine the empirical formula of the hydrated barium hydroxide. (Ba=137.0;O=16.0;H=1.0)

 (3m 56s)
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