Homework Help: Chemistry

Posted by Shelia on Saturday, July 24, 2010 at 5:04pm.

A solution is made by dissolving 10.9 g of calcium chloride, CaCl2,in enough water to make exactly 500 mL of solution. What is the concentration (molarity) of CaCl2 in mol/L?

Chemistry - DrBob222, Saturday, July 24, 2010 at 5:06pm
Just remember the definition.
M = moles/L of solution.

moles = grams/molar mass

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