25 grams of penicillin is dissolved in 150 grams of water. What is the concentra

Mathematics
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25 grams of penicillin is dissolved in 150 grams of water. What is the concentration of penicillin in parts per million?

Mar 11th, 2015

parts per million is ug / g

25 g* 10^6 ug/g  / 150 g = 1.6667 * 10^5 ppm penicillin.

Mar 11th, 2015

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Mar 11th, 2015
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