Question: Prof. Lee just barely floats into the sky when tried to 100 large Helium balloons. How many balloons of the same size would be

Prof. Lee just barely floats into the sky when tried to 100

Prof. Lee just barely floats into the sky when tried to 100 large Helium balloons. How many balloons of the same size would be required if they were filled with Neon instead of Helium? Take pair = 1.3 kg/m, Pite=0.2 kg/m PNe = 0.9 kg/m. (You can assume that Prof. Lee's volume is much, much smaller than the balloons'. His mass does not matter, but is probably close to 70 kg.)

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