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May 23, 2015

Homework Help: Chemistry Help

Posted by Samuel on Friday, October 15, 2010 at 4:55pm.

If it takes three "breaths" to blow up a balloon to 1.2 L, and each breath supplies the balloon with 0.060 moles of exhaled air, how many moles of air are in a 3.0 L balloon?

i am trying to use v1/n1=v2/n2 but i am stuck, can u help? thank you

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