a balloon contains 6m3 of helium at a pressure of 100kpa . as the ballon rises trough the atmosphere the pressure falls and the ballon expand . assuming that the temperature does not change what is the volume of the ballon when the pressure has fallen to a) 50 kpa b) 40 kpa
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A (50 kPa)
a) 12, b) 9, c)6, d) 3 which is correct reply must
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