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If S(g)+e^(-) rarr S^(1-)(g), Delta H = ...

If `S(g)+e^(-) rarr S^(1-)(g), Delta H = -207.6 KJ`
`S(g) + 2e^(-) rarr S^(2-)(g), Delta H = +335.2 KJ`.
The enthalpy for the reaction
`S^(1-)(g)+e^(-) rarr S^(2-)(g)`:

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