Friday
December 19, 2014

Homework Help: Chemistry

Posted by mysterychicken on Friday, October 22, 2010 at 5:07pm.

I..don't understand any of this:

43. How many moles are in 25.0 grams of potassium? Show your work and round your answer to the appropriate number of significant figures.

Please, please help with this!
Thanks
-MC

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