A mixture contains 20% O₂ with CP = 10 J/°C, 30% N₂ with CP = 20 J/

Question

A mixture contains 20% O₂ with CP = 10 J/°C, 30% N₂ with CP = 20 J/°C and 50% CO₂ with CP= 40 J/°C, what is the average CP of mixture?

Options:

A . 20 J/°C

B . 28 J/°C

C . 34 J/°C

D . 42 J/°C

Answer: Option B
Answer: (b).28 J/°C

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