Question

IS
K
(cal. The standard heat of formation
(in Kcal) of 1 mole of water vapour at 25°C is
(1) 10.52
1637 +57.80
(4) -57.80
(2) -78.84 10.5.2
+68:32
757.86
189. The heat of solution of anhydrous CuSo, and
CuSO4.5H2O are 15.89 and 2.80 Kcal mol-1
respectively. What will be the heat of hydration of
anhydrous CuSO4?
L11-18.69 KCal (2) 18.69 Kcal
(3) -28.96 Kcal
(4) 28.96 Kcal
15,89
- 2.80
78.69
EXERCISE-I (Conceptual Questions)
1
2
3
4
5
6
7
Que.
Ans.
2
3
4
4
3
3
1​

Answer 1

Answer:

thanks for the points thanks for the points

Answer 2

Answer:

standard heat of formation is enthalpy change or heat change when one mole of a compound is formed from their element in their most stable state.