A solution contains 30ml of ethyl alcohol mixed with 100ml of water. What is the concentration of the solution in terms of volume by volume percentage?

7.69%

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20%

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23.07%

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30%

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Solution

The correct option is C
23.07%

Volume of solute (ethyl alcohol) = 30ml

Volume of solvent (water) =100ml

Total volume of solution = 30 + 100 = 130ml

Volume by Volume % = $\frac{Volume of solute}{volume of solution} \times 100$ = $\frac{30}{130} \times 100$ = 23.07%.

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A solution contains 30ml of ethyl alcohol mixed with 100ml of water. What is the concentration of the solution in terms of volume by volume percentage?

The correct option is C 23.07% Volume of solute (ethyl alcohol) = 30ml Volume of solvent (water) =100ml Total volume of solution = 30 + 100 = 130ml Volume by Volume % = Volume of solutevolume of solution×100 = 30130×100 = 23.07%.

The correct option is C
23.07%

Volume of solute (ethyl alcohol) = 30ml

Volume of solvent (water) =100ml

Total volume of solution = 30 + 100 = 130ml

Volume by Volume % = $\frac{Volume of solute}{volume of solution} \times 100$ = $\frac{30}{130} \times 100$ = 23.07%.