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September 21, 2014

Homework Help: Chem

Posted by Hannah on Friday, August 17, 2012 at 9:35pm.

Indicate which of the following are exact numbers. the mass of a stapler? i think its inexact because all staplers are different sizes. Is that correct? Also,the mass of a postage stamp. is that inexact? because they can also be diff. sizes?

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