CH-1930
Empirical and molecular formulae
Chemistry · Secondary 4 · Hard · Empirical and molecular formulae
A hydrated salt has the formula . 2.50 g of the hydrated salt is heated to constant mass, leaving 1.60 g of anhydrous CuSO₄.
What is the value of ? (: CuSO₄ = 160, H₂O = 18)
What is the value of ? (: CuSO₄ = 160, H₂O = 18)
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