Chemistry Practice Problems Entropy Practice Problems Solution: Consider the following reaction at 298 K:2C (graph...

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Solution: Consider the following reaction at 298 K:2C (graphite) + O2 (g) → 2CO (g)  Delta H = -110.5 kJCalculate:Delta S(sys) J/KDelta S (surr) J/KDelta S (Univ) J/K

Problem

Consider the following reaction at 298 K:

2C (graphite) + O2 (g) → 2CO (g)  Delta H = -110.5 kJ

Calculate:

Delta S(sys) J/K
Delta S (surr) J/K
Delta S (Univ) J/K

Solution

#1) To calculate for ΔSsys, we need the S˚ of each compound in the reaction.

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