How much sucrose (g) do you need to weight in order to prepare 19.16 g of a 13.1 % (weight percent) solution?

Question

Cheyanne Blevins

Chemistry

28 April, 21:35

How much sucrose (g) do you need to weight in order to prepare 19.16 g of a 13.1 % (weight percent) solution?

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Answers (1)

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Hamlet · Answer 1

2.51 grams

You want to prepare 19.16 g of some solution which will have 13.1% of it's mass being sucrose. So we just need to perform some simple multiplication: 19.16g * 0.131 = 2.50996g

Rounding to 3 significant figures gives 2.51 g.