If 5.00cm3 of 0.20 mol dm-3Na2CO3 was diluted with distilled water to obtain 250 cm3...

WAEC 2008

If 5.00cm³ of 0.20 mol dm^-3Na₂CO₃ was diluted with distilled water to obtain 250 cm³ solution, what is the concentration of the resulting solution?

A. 0.004 mol dm^-3
B. 0.02 mol dm^-3
C. 0.20mol dm^-3
D. 0.40mol dm^-3

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Correct Answer: Option A

Explanation

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If 5.00cm3 of 0.20 mol dm-3Na2CO3 was diluted with distilled water to obtain 250 cm3...

Correct Answer: Option A

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