Question

For the reaction, Ag2O(s) + 2Ag(s) + 1/2O2(g), which
one of the following is true
a) ΔΗ = ΔΕ
b) ΔΗ = 1/2 ΔΕ
c) ΔΗ < ΔΕ
d) ΔΗ > ΔΕ​

Answer 1

Answer:

d. ∆H>∆U

Explanation:

∆H=∆U+∆n(gas)RT

∆H=∆U+(1/2-0)RT

∆H=∆U+(RT)/2

as R and T are positive

∆H>∆U

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