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Question

How many grams of NaOH are required to make 100 grams of a 5% solution?

A
2
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B
5
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C
20
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D
40
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E
95
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Solution

The correct option is C 5
100 grams of a 5% solution contains 100×5100=5g.
Hence, 5 grams of NaOH are required to make 100 grams of a 5% solution.

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