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For which reaction is ∆H (enthalpy change) most nearly equal to ∆E (internal energy change)?Thermodynamics Chemistry Question

Question

For which reaction is ∆H (enthalpy change) most nearly equal to ∆E (internal energy change)?

A.

H2(g) + 1/2O2(g) → H2O(g)

B.

Cl2(g) + F2(g) → 2ClF(g)

✓ Correct
C.

H2O(l) → H2O(g)

D.

2SO3(g) → 2SO2(g) + O2(g)

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