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posted by Emily on Friday, October 14, 2011 at 10:28am.
How many moles of CaCl2 are in 250mL of a 3.0M of CaCl2? Ca=40.08 -- Cl=35.45 X 2 ?? Thanks
3.0M = 3moles/liter You have only .250 liter So, only .75moles of solute. No need for atomic weights here.
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