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September 19, 2014

Homework Help: Chemistry

Posted by Dennis on Monday, February 5, 2007 at 1:59pm.

what is the mass of two moles of NaCl?

You look up the exact numbers on the periodic table or some other chart. I will use approximations.
1 mol NaCl = 1 Na + 1 Cl = 23 + 35.5 = 58.5 grams.
1 mols NaCl, then, is 2 x 58.5 = ?? g.

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