1.47. A closed tank having a volume of

2ft^(3)

is filled with

0.30lb

of a gas. A pressure gage attached to the tank reads 12 psi when the gas temperature is

80\\\\deg F

. There is some question as to whether the gas in the tank is oxygen or helium. Which do you think it is? Explain how you arrived at your answer.\ 1.48 Assume that the air volume in a small automobile tire

1.47 A closed tank having a volume of 2ft3 is filled with 0.30tb of a gas. A pressure gage attached to the tank reads 12 psi when the gas temperature is 80F. There is some question as to whether the gas in the tank is oxygen or helium. Which do you think it is? Explain how you arrived at your answer. 1.48 Assume that the air volume in a small automobile tire