Top
Marks
📐 Mathematics
⚡ Physics
🧪 Chemistry
🧬 Biology
📝 English
Pricing
Home
/
Chemistry
/
Set 67 — Hess's Law — Statement
Set 67 — Hess's Law — Statement
10 questions · 📖 Tutor Mode · ⏱ 15 min
📖 Tutor Mode
0 answered · 10 remaining
⏱ 15:00
Hess's Law — Statement
1 / 10
WAEC 2019
Hess's Law of constant heat summation states that:
A.
The total enthalpy change for a reaction is the SAME regardless of the pathway taken
B.
The enthalpy change is always negative
C.
Only exothermic pathways are allowed
D.
The number of steps equals the enthalpy
E.
Temperature must be constant
Check Answer