Calculate the molarity of the solution. (Assume a density of 1.05g/mL for the solution.)?

Calculate the molarity of the solution. (Assume a density of 1.05g/mL for the solution.)?
An aqueous KNO3 solution is made using 75.5g of KNO3 diluted to a total solution volume of 1.60 L.

Trevor H2013-03-13T02:47:49Z

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The density of the solution is immaterial in this problem
Molar mass KNO3 = 101.1g/mol
Moles of KNO3 = 75.5/101.1 = 0.7468 mol dissolved in 1.60L solution
Molarity = 0.7468/1.60
Molarity = 0.467 mol /L or 0.467M

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