February 21, 2017

Homework Help: chemistry

Posted by katiy on Tuesday, April 24, 2012 at 11:31pm.

A solution contains 1.72 10-3 M Ca(NO3)2.

Determine the mass of the Ca2+ ions in 1.8 mL of this solution.

How many nitrate ions are there in 3.0 10-6 L (3.0 ┬ÁL) of this solution?

(i keep doing these two wrong but not sure why)

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