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October 20, 2014

Homework Help: grade 12 chemistry

Posted by wiz on Wednesday, February 4, 2009 at 4:54pm.

Q. a 50g sample of Al(NO3)3 is dissolved in water to prepare 1500ml of solution. What is the concentration, in mol/L, of NO3 ions in the solution?

-The answer is 0.47 mol/L but I don't know how to solve it.

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