Homework Help: chemistry

Posted by alia on Sunday, March 10, 2013 at 9:11am.

a solution (S) is prepared by dissolving 50.0 g calcium chloride in 250 ml volumetric flask wich is then filled with distilled water up to the line mark. calculate the molar concentration of solution (S)

chemistry - Damon, Sunday, March 10, 2013 at 10:51am
CaCl2 is 111 grams per mol
so 50 g is .45 moles

.45 moles / .25 L = 1.8 mol/liter

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