Tuesday
September 2, 2014

Homework Help: Chemistry

Posted by Anonymous on Sunday, November 8, 2009 at 9:28pm.

A student recorded the following data for copper sulfate pentahydrate.
Weight of crucible and cover (after heating to constant weight), 28.120g
Weight of covered crucible plus sample, 31.020g
Weight of covered crucible plus sample after heating to constant weight, 30.020g
calculate the percentage of water in the hydrate. determine experimental error

%water in hydrate=48.5%

now what? how do i determine %water in hydrate from the given data? and then find the error?

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