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3. A bottle of hydrogen peroxide also known as agua oxigenada is labeled 3% (v/v). How many ml of agua oxigenada are in a 400mL bottle of this solution ?

given


what is missing


formula

solution


answer ​

Sagot :

Tokamakgo

Given:

percent by volume = 3%

volume of solution = 400 mL

What is missing:

volume of solute

Formula:

[tex]\text{volume of solute} = \dfrac{\text{percent by volume}}{100\%} \times \text{volume of solution}[/tex]

Solution:

[tex]\text{volume of solute} = \dfrac{3\%}{100\%} \times \text{400 mL}[/tex]

Answer:

volume of solute = 12 mL

[tex]\\[/tex]

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