How to find the mass of the mixture, if the mixture contains 30 grams of sulfur and the mass fraction of sulfur is 22%

m (S) = 30 g.

W (S) = 22%.

Determine the mass of the mixture. We write down the solution.

We use the following formula.

W = m r.w / m mixture * 100%.

Express the mass of the mixture.

W * m mixture = m r.w * 100%.

m mixture = m r.w * 100% / W.

m mixture = 30 * 100/22 = 136.4 g.

This means that the mass of the mixture is 136.4 grams.

Answer: the mass of the mixture is 136.4 grams.



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