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QUESTION
A helium balloon (Phe=.18 kg/m^3) is suspended in air (pa=1.28 kg/m^3) by a string. The mass of the balloon and string is 3g.
A helium balloon (Phe=.18 kg/m^3) is suspended in air (pa=1.28 kg/m^3) by a string. The mass of the balloon and string is 3g. Assuming the volume of the balloon is 4000 cubic centimetres find the tension in the string
