A spherical balloon has a radius of 7.15 m and is filled with helium. How large cargo can it lift, assuming that the skin and structure of the balloon have a mass of 900 kg? Neglect the buoyant force on the cargo volume itself.
Express your answer using two significant figures.
m=
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A spherical balloon has a radius of 7.15 m and is filled with helium. How large cargo can it lift, a...
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