JEE Main 2017 Chemistry question
Given ; ; ; Based on the above thermochemical equations, the value of at 298 K for the reaction will be ;
Answer: (A)
Solution
Add eq. (1), 2 × eq. (2) and eq. (3): .
Given ; ; ; Based on the above thermochemical equations, the value of at 298 K for the reaction will be ;
Add eq. (1), 2 × eq. (2) and eq. (3): .