Question

A balloon has a volume of 175 dm3 when filled with H2 gas at a pressure of 1 bar. Calculate the volume of balloon when it rises to a height where atmosphere pressure is 0.8 bar. Assume that temperature is constant.

Answer 1

Answer:

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Answer 2

Explanation:

v1=175dm³

p1=1bar

v2=?

p2=0.8

according to Boyle's law- p1v1=p2v2

1multi175=0.8multiv2

v2=175/0.8

v2=218.75dm³