JEE Main 2019 Chemistry question
The difference between ΔH and ΔU (ΔH − ΔU), when the combustion of one mole of heptane (l) is carried out at a temperature T, is equal to:
Answer: (D)
Solution
CH(l) + 11O(g) → 7CO(g) + 8HO(l); .
The difference between ΔH and ΔU (ΔH − ΔU), when the combustion of one mole of heptane (l) is carried out at a temperature T, is equal to:
CH(l) + 11O(g) → 7CO(g) + 8HO(l); .