Question

Calculate the enthalpy change, ∆H in kJ, for the reaction H2O(s) → H2(g) + 1/2O2(g)

Use the following:


A. –291.9 kJ

B. +291.9 kJ

C. –279.9 k

D. +279.9 kJ

Answer 1

Are you given any other info like enthalpies of form. or what?

Answer 2

No... this is it.