Question

36. A balloon having a capacity of 10000 metre is filled with helium at 20°C and
the unknown gas.
(432)
1 atm pressure. If the balloon is loaded with 80% of the load that it can lift and
ground level, at what height will the balloon come to rest? Assume that the volume
of the balloon is constant, the atmosphere is isothermal, 20°C, the molecular weight
of air is 28-8 and the ground level pressure is 1 atm. The mass of the balloon is
1-3 x 10º g.
Hint: Use Egn. 11.)​

Answer 1

Answer:

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