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Determine the amount of potassium chloride in each solution. 1)21.7 g of a solution containing 1.02 % KCl by mass Express your answer in grams

Determine the amount of potassium chloride in each solution.

1)21.7 g of a solution containing 1.02 % KCl by mass

Express your answer in grams using three significant figures.

2)22.2 kg of a solution containing 20.7 % KCl by mass

Express your answer in kilograms using three significant figures.

3)37 mg of a solution containing 13 % KCl by mass

Express your answer in milligrams using two significant figures.

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