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11 June, 22:15

How many moles are equal to 89.23 g of calcium oxide?

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  1. 11 June, 22:40
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    The molecular formula of calcium oxide - CaO

    The molar mass of CaO - 40 + 16 = 56 g/mol

    Which means that 1 mol weighs 56 g

    Therefore 56 g of CaO is - 1 mol

    Then 89.23 g is equivalent to - 1/56 x 89.23 = 1.6 mol of CaO
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