Saturday
December 20, 2014

Homework Help: College Chemistry

Posted by Linda on Friday, March 7, 2014 at 4:59pm.

Please help me. I have worked on this for 2 days. I don't understand the ratio of this equation.4Na+O2 to 2Na2O.
for question: How many grams of Na2O are produced when 81.ograms of Na reacts?

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