February 27, 2017

Homework Help: Chem

Posted by Kiara on Friday, February 1, 2008 at 11:51am.

If there is a sample of pennies that has a mass of 857.2 g. What is the average mass of a penny that is 2.73 g. How many pennies are in the sample?

after you get the answer you would have to(round up to the nearest whole number)

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