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Four balloons, each with a mass of 10.0 g, are inflated to a volume of 20.0 L, each with a different gas: helium, neon, carbon monoxide, or nitrogen monoxide. If the temperature is 25 degrees C and the atmospheric pressure is 1.00 atm, what is the density of each filled balloon? Helium= ? g/mL Neon= ? g/mL Carbon monoxide= ? g/mL Nitrogen monoxide= ? g/mL If the density of air at 25 degrees C and 1.00 atm is 0.00117 g/mL, will any of the balloons float in this air? Which ones?

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