A solution contains 5.6 ml of alcohol mixed with 75 ml of water. Calculate the concentration of this solution.

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Solution

Volume of alcohol = 5.6 ml
Volume of water = 75ml
Total volume of solution = Volume of water + Volume of alcohol = 80.6 ml
Percentage concentration (by volume) = ( $\frac{5.6}{80.6}$ ) $\times$ 100 = 6.94%

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A solution contains 5.6 ml of alcohol mixed with 75 ml of water. Calculate the concentration of this solution.

Volume of alcohol = 5.6 ml Volume of water = 75ml Total volume of solution = Volume of water + Volume of alcohol = 80.6 ml Percentage concentration (by volume) = (5.680.6) × 100 = 6.94%

Volume of alcohol = 5.6 ml
Volume of water = 75ml
Total volume of solution = Volume of water + Volume of alcohol = 80.6 ml
Percentage concentration (by volume) = ( $\frac{5.6}{80.6}$ ) $\times$ 100 = 6.94%