Given these reactions: A → 2B ∆H = 40 kJ B → C ∆H = -50 kJ 2C → D ∆H = -20 kJ Calculate ∆H for the r — Thermodynamics Chemistry Question
Question
Given these reactions:
A → 2B ∆H = 40 kJ
B → C ∆H = -50 kJ
2C → D ∆H = -20 kJ
Calculate ∆H for the reaction; D + A → 4C.
A.
–100 kJ
B.
–60 kJ
C.✓ Correct
–40 kJ
D.
100 kJ
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