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April 16, 2014

Homework Help: Chemistry

Posted by ALISON on Wednesday, August 31, 2011 at 7:20pm.

A rock is 5.0% by mass fayolite(Fe2SiO4), 7.0% by mass forsterite(Mg2SiO4) and the remainder silicon dioxide. What is the mass percent of each element in the rock?

I have the answers but i don't know how to solve the problem.

How would you in steps solve the problem?

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