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Question: Answered & Verified by Expert
22 g of CO2 at 27 °C is mixed with 16 g of O2 at 37 °C. If both gases are considered as ideal then the temperature of the mixture is (ignore vibrational degree of freedom)
PhysicsThermodynamicsNEET
Options:
  • A 30°C
  • B 30.5°C
  • C 31.5°C
  • D 32°C
Solution:
2294 Upvotes Verified Answer
The correct answer is: 32°C
Increase in energy of CO2=Loss in energy of O2

n1Cv1T-T1=n2Cv2T2-T

125T-27=12537-T

T=32 °C

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