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30 April, 15:02

If I had a 2% solution, added 2 ounces to a gallon (128 ounces) What is the final concentration of the solution.

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  1. 30 April, 15:13
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    A 2% solution of chlorohexidine added to 126 oz of water. The total oz 128.

    Solute: chlorohexidine, 2%=0.02

    solvent: water (0%)

    Concentration, C, volume V

    CV=c1v1+c2v1

    128C=0.02*2 + 0.00*126 = 0.04

    Concentration

    C=0.04/128 = 0.0003125 = 0.03125%
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