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Chemistry, 25.10.2019 19:43 nschavez123
Olympic cyclists fill their tires with helium to make them lighter. assume that the volume of the tire is 860 ml , that it is filled to a total pressure of 120 psi , and that the temperature is 26 ∘c. also, assume an average molar mass for air of 28.8 g/mol.
a) calculate the mass of air in an air filled tire.
b) calculate the mas of helium in a helium-filled tire.
c) what is the mass difference between the two?
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