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29 October, 20:56

I have 345 mL of a 1.5 M NaCl solution. If I boil the water until the volume of the solution is 250 mL, what will the molarity of the solution be:?

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  1. 29 October, 21:20
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    We know that molarity = mol/L, so:

    1.5 M = x mol/0.345 L

    1.5 M * 0.345 L = x mol = > 0.5175 mol

    0.5175 mol/0.250 L = 2.07 M

    Your new molarity of the solution will be 2.07 M.
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