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April 18, 2015

Homework Help: Chemistry

Posted by Elizabeth on Friday, October 26, 2012 at 7:52pm.

A 43.0 g sample of hydrated cobalt (II) sulfite is heated to drive off the water. The anhydrous cobalt (II) sulfite has a mass of 26.1 g. Calculate the mass of water. Calculate the moles of water. Calculate the moles of cobalt (II) sulfite. Calculate the mole ratio of water to cobalt (II) sulfite and write the correct formula.

Please help. I have been stuck on this for the past hour.

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