A $15 %$ alcohol solution means :

(a) 15 mL alcohol and 85 mL water.

(b) 15 mL alcohol and 100 mL water.

Choose the correct answer.

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Solution

In 100 mL of solution if 15mL alcohol and 85mL water are present, solution is known as 15%. The percentage concentration represents the amount of solute present in 100 mL of solution
(a) is correct

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A 15% alcohol solution means : (a) 15 mL alcohol and 85 mL water. (b) 15 mL alcohol and 100 mL water. Choose the correct answer.

In 100 mL of solution if 15mL alcohol and 85mL water are present, solution is known as 15%. The percentage concentration represents the amount of solute present in 100 mL of solution (a) is correct

A $15 %$ alcohol solution means :

(a) 15 mL alcohol and 85 mL water.

(b) 15 mL alcohol and 100 mL water.

Choose the correct answer.

In 100 mL of solution if 15mL alcohol and 85mL water are present, solution is known as 15%. The percentage concentration represents the amount of solute present in 100 mL of solution
(a) is correct