What is the molarity of solution prepared by dissolving 11.75 g of KNO3 in enough water to produce 2.00 L of solution?
M = mol /L
m = 11.75 g of KNO3
MW = 101.1032
mol = mass/MW = 11.75/101.1032 = 0.1162178
V = 2 L
Then
M = 0.1162178/2 = 0.0581 M
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