Question

22 gm of CO₂ at 27°C is mixed with 16 gm of O₂ at 37°C. The temperature of the mixture is

(a) 32°C 

(b) 27°C

(c) 37°C 

(d) 30.5°C

Answer 1

Correct Option (a) 32°C 

Explanation: 

Let t is the temperature of mixture

Heat gained by CO₂ = Heat lost by O₂

By solving we get t =  32^oC .