There are two identical volume tanks of gas at 15.0° C and at atmospheric pressure, one containing H2 molecules and the other He atoms. The atomic masses of hydrogen and of helium are 1.00 u and 4.00 u, respectively. Which tank contains more moles of gas?
A. The H2 tank.
B. The He tank.
C. (The H2 tank and the He tank each contain the same moles of gas.)
D. (Not enough information is given to determine this.)
Answer:C
There are two identical volume tanks of gas at 15.0° C and at atmospheric pressure, one containing H2 molecules and the other He atoms. The atomic masses of hydrogen and of helium are 1.00 u and 4.00 u, respectively. Which tank contains more moles of gas?
A. The H2 tank. B. The He tank. C. (The H2 tank and the He tank each contain the same moles of gas.) D. (Not enough information is given to determine this.)