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September 2, 2014

Homework Help: physics

Posted by Luc on Thursday, March 1, 2012 at 3:31am.

The density of helium is 0.179kgm3.A Baloon hs a capacity of 27m3 and a mas of 12.5kg whn empty.a)fnd the total mas of baloon n gas.b)if dnsity of air is 1.29 kgm3 wht mas of air is displacd by the baloon

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