#1) To calculate for ΔSsys, we need the S˚ of each compound in the reaction.
Consider the following reaction at 298 K:
2C (graphite) + O2 (g) → 2CO (g) Delta H = -110.5 kJ
Delta S(sys) J/K
Delta S (surr) J/K
Delta S (Univ) J/K
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