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3 July, 04:06

How many grams of KCl are needed to prepare 1.00 L of a 2.00 M solution

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  1. 3 July, 04:15
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    Use the concentration and molar mass.

    1.00 L (2.00 mol KCl/1 L) (74.6 g / 1 mol KCl) = 149.2 grams

    So, you need about 149 grams of KCl dissolved in 1 liter of water to prepare a 2.00 M solution.
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