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Question: Answered & Verified by Expert

Choose the correct option for the total pressure (in atm.) in a mixture of 4g O2 and 2g H2 confined in a total volume of one litre at 0°C is

[Given R=0.082 L atm mol-1K-1, T=273 K]

ChemistryStates of MatterNEETNEET 2021
Options:
  • A 2.518
  • B 2.602
  • C 25.18
  • D 26.02
Solution:
1675 Upvotes Verified Answer
The correct answer is: 25.18

Given V=1L,T=273K, R=0.082, PT=? and nT=432+22=98

We know that: PTV=nT RT Ideal Gas equation.

Now putting the values

PT=98×0.082×273=25.18 atm

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