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    How Do You Calculate Buoyant and Net Force on a Helium Balloon?

    Homework Statement An empty rubber balloon has a mass of .0111 kg. The balloon is filled with helium at 0degrees C, 1atm pressure, and a density of .179 kg/m^3. The filled balloon has a radius of .154 m. What is the magnitude of the buoyant force acting on the balloon? Answer in units of N...
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