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13-12-2022
Chemistry

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When hydrated copper(II) sulfate crystals are heated, anhydrous copper(II) sulfate forms.
A mass of 25.0 g of hydrated copper(II) sulfate crystals is heated in a crucible until
all the water of crystallisation is removed.
A mass of 16.0 g of anhydrous copper(II) sulfate forms.
Show by calculation that the formula of hydrated copper(II) sulfate is CuSO4.5H₂O
[M, of CuSO4 = 159.5 M, of H₂O = 18]

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