JEE · NEET Previous Year Question

What is the total pressure exerted by the mixture of 7.0 g of , 2 g of hydrogen and 8.0 g of sulphur dioxide gases in a vessel of 6 L capacity that has been kept in a reservoir at 27°C?

Topic: JEE PYQ

Answer: D. Full step-by-step solution below.

  1. A2.5 bar
  2. B4.5 bar
  3. C10 atm
  4. D5.7 bar

Correct answer: D

Solution

(d)No. of moles of = =
No. of moles of = 1 Mole Total moles = + 1 +
No. of moles of = moles = (2 + 8 + 1) =
P = = × = 5.64 ≈ 5.7 atm.

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