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April 21, 2014

Homework Help: Chemistry

Posted by Lena on Sunday, November 28, 2010 at 4:44pm.

How many milliliters of 0.710 M HCl are required to react with 47.80 grams of CaCO3 ?

Given the balanced reaction equation:
6 FeCl2(aq) + K2Cr2O7(aq) + 14 HCl(aq)
6 FeCl3(aq) + 2 CrCl3(aq) + 2 KCl(aq) + 7 H2O(l)
How many moles of FeCl2(aq) are required to produce 2.811 mol of FeCl3(aq)?

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