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Standard XII
Physics
Question

A closed container of volume 0.02 m3 contains a mixture of neon and argon gases at a temperature of 270 C and at a pressure of 1×105N/m2. The total mass of the mixture is 28 g. If the gram molecular weights of neon and argon are 20 and 40 respectively, the masses of the individual gases in the container are respectively(assuming them to be ideal) [R = 8.314 J/mol K]


  1. 16 gm, 12 gm
  2. 4 gm, 24 gm
  3. 6 gm, 22 gm
  4. 12 gm, 16 gm

A
6 gm, 22 gm
B
12 gm, 16 gm
C
16 gm, 12 gm
D
4 gm, 24 gm
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