Question: A spherical balloon has a radius of 7.35 m and is filled with helium. How large a cargo can it lift, assuming that the skin

A spherical balloon has a radius of 7.35 m and is filled with helium. How large a cargo can it lift, assuming that the skin and structure of the balloon have a mass of 930 kg? Neglect the buoyant force on the cargo volume itself.

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