akoomson98 akoomson98

11-04-2021
Chemistry

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Potassium iodide, KI, is used as an expectorant. How many grams are in 0.300 mole of potassium iodide?

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keijosalonen keijosalonen

11-04-2021

Answer: 49.8 g

Explanation: molar mass M(KI) = 39.1+ 126.9 = 166 g/mol

Mass m= n·M= 0.3 mol· 166 g/mol

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