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Calculations involving masses

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Question 25

You are provided with a stock solution of copper sulfate which has a concentration of 80 g dm^-3.

For an investigation, a lower concentration of 20 g dm^-3 is required.

How much water must be added to 200 cm³ of the 80 g dm^-3 copper sulfate solution to dilute it to a concentration of 20 g dm^-3?

$cm3800\text{ cm}^3$

$cm3600\text{ cm}^3$

$cm3400\text{ cm}^3$

$cm3200\text{ cm}^3$

Calculations involving masses Questions

GCSE
Chemistry
Calculations involving masses