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April 18, 2015

Homework Help: Chemistry

Posted by Dia B on Wednesday, September 12, 2012 at 2:50pm.

A toy balloon originally held 1.00 g of helium gas and had a radius of 10.0 cm.
During the night, 0.25 g of the gas effused from the balloon. Assuming ideal
gas behavior under these constant pressure and temperature conditions, what
was the radius of the balloon the next morning?

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