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16 February, 12:51

What is the molarity of a solution if you take 12.0 grams of ca (no3) 2 and mix it with 0.105 l of water?

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  1. 16 February, 14:20
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    The molarity of a solution if it tale 12.0 grams of Ca (No3) 2 is calculated as below

    molarity = moles/volume in liters

    moles = mass/molar mass = 12.0 g / 164 g/mol = 0.073 moles

    molarity is therefore = 0.073/0.105 = 0.7 M
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