Chemistry, 16.10.2019 17:10 monstergirl25
The lifting force of a helium balloon is equal to the difference in mass between a balloon full of air and a balloon full of less dense gas. calculate the volume and radius of a balloon needed if it is desired to have a lifting force (mass) of 1000 kg when the temperature is 290 k at 0.940 atm. the balloon is to be filled with helium. assume that air is 80 mol % n, and 20 mol % o2
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Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore
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The lifting force of a helium balloon is equal to the difference in mass between a balloon full of a...
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