Asked by Larry
what is the molality of a solution made up of 20.5 grams of potassium chloride in 750 grams of water?
Answers
Answered by
DrBob222
molality = #moles/kg solvent
moles = grams/molar mass. Solve for moles and subsitute into the first equation. Kg water = 0.750
moles = grams/molar mass. Solve for moles and subsitute into the first equation. Kg water = 0.750
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