If the rubber of the balloon itself has a mass of 200g and
If the rubber of the balloon itself has a mass of 2.00g and the balloon is filled with helium (density 0.166kg/m^3 ), calculate the net upward force (the "lift") that acts on it in air. Express your answer with the appropriate units.
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if the rubber of the balloon itself has a mass of 200g and the balloon is filled with helium density 0166kgm3
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