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April 25, 2015

Homework Help: chemistry

Posted by Ashley on Thursday, April 4, 2013 at 1:26pm.

A 50.00-mL sample of groundwater is titrated with 0.0900 M EDTA. Assume that Ca2 accounts for all of the hardness in the groundwater. If 11.40 mL of EDTA is required to titrate the 50.00-mL sample, what is the hardness of the groundwater in molarity and in parts per million of CaCO3 by mass?

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