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A sample of helium gas at a temperature of 42.90 ∘C was found to exert a...

A sample of helium gas at a temperature of 42.90 ∘C was found to exert a pressure of 1.50 atm.

Part A What is the molar concentration of helium gas under these condition?

Part B What is the new concentration of helium gas after the temperature is increased to 111.50 ∘C?

Part C What is the concentration of the helium gas sample if the pressure is increased to 5.47 atm at 111.50 ∘C?

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