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October 20, 2014

Homework Help: chem

Posted by Jenny on Thursday, April 2, 2009 at 12:50am.

A 3.48 gram sample of sodium sulfate hydrate lost 1.35 gram of water when heated to constant weight. What is the formula of the hydrate?

this is what I did, but I am stuck.
Na2SO4 . H2O------> NA2SO4+H20

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