A Vessel Containing Ne(g)and Ar(g)has a Total Pressure of 9

Multiple Choice

A vessel containing Ne(g) and Ar(g) has a total pressure of 9.78. If the partial pressure of the Neon (P_Ne) is 3.78 and the partial pressure of the Argon (P_Ar) is 6, then the mole-fraction of Ne(g) is _______ and the mole-fraction of Ar(g) is ________.

A) 0.39, 0.61
B) 0.61, 0.39
C) 37, 58.7
D) 0.63, 1.59
E) 2.59, 1.63