Homework Help: chemistry

Posted by len on Tuesday, August 23, 2011 at 7:30pm.

What is the molarity of a salt solution in which 117.0 grams of salt (NaCl) is dissolved in water to give 5.00 L of solution? Show all work including units.

chemistry - DrBob222, Tuesday, August 23, 2011 at 8:04pm
moles NaCl = grams NaCl/molar mass NaCl
Solve for moles NaCl.

Then the definition of M is moles/L.
Substitute moles and L and solve for M.

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