What is the molarity of a solution containing 12.4 g of KCl in 269 mL of KCl solution?
Express your answer with the appropriate units.
1
Expert's answer
2015-11-04T09:48:42-0500
Solution: molarity = moles of solute / liters of solution 12.4 g of KCl in 269 mL of KCl moles = grams / molar mass 12.4 g / 74.5 g/mol = 0.166 mol molarity = 0.166 mol / 0.269 L = 0.6 M
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