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March 30, 2015

Homework Help: chemistry- thank you

Posted by Anthony on Sunday, October 31, 2010 at 12:07pm.

What is the maximum weight (in grams) that 15 party balloons, each filled with 2 L of helium, can lift at STP? You can assume the weight of the balloon rubber is negligible and the outside air can be treated as pure nitrogen.

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