Calculate the entropy change (J/mol K) of the given reaction. The molar entropies…
Chemistry · JEE Main · NTA Exams — Chemical Thermodynamics
Calculate the entropy change (J/mol K) of the given reaction. The molar entropies [J/K–mol] are given in brackets after each substance.
2 Pb S(s) [91.2] + 3O2(g)[205.1] \(\text { → }\)
2PbO(s) [66.5] + 2SO2(g)[248.2]
2 Pb S(s) [91.2] + 3O2(g)[205.1] \(\text { → }\)
2PbO(s) [66.5] + 2SO2(g)[248.2]
- –113.5
- –168.3
- +72.5
- –149.2
Answer
(B) –168.3
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