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September 3, 2015

Homework Help: Chemistry

Posted by Deana on Sunday, October 12, 2008 at 11:25pm.

After 0.6523 g of CoCl2*6H2O is heated, the residue has a mass of 0.3423 g. Calculate the % H20 in the hydrate. What is the formula of the hydrate?

-I understand how to get the % H2O in the experiment but how do you determine the formula?

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