Homework Help: chemistry

Posted by ANA on Thursday, February 3, 2011 at 11:03pm.

How many grams of sodium chloride are needed to prepare a 0.400m NaCl solution that contains 750g of water?

chemistry - DrBob222, Friday, February 4, 2011 at 12:15pm
m = moles/kg solvent
Solve for moles.

moles = grams/molar mass
solve for grams.

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