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15 May, 10:11

Cal the molarity of solution prepared by dissolving 250 of Ca (NO3) 2 to make 2.5L of solution

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  1. 15 May, 11:29
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    Molar mass Ca (NO3) 2 = 164.088 g/mol

    number of moles:

    250 / 164.088 = > 1.523 moles

    Volume = 2.5 L

    Therefore:

    Molarity = moles / Volume

    Molarity = 1.523 / 2.5

    => 0.6092 M
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