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Use data from Appendix IIB in the textbook to calculate ΔS∘rxn for each of the following reactions. C2H4(g)+H2(g)→C2H6...

Use data from Appendix IIB in the textbook to calculate ΔS∘rxn for each of the following reactions.

C2H4(g)+H2(g)→C2H6(g)

MgCO3(s)→MgO(s)+CO2(g)

CO(g)+H2O(g)→H2(g)+CO2(g)

2H2S(g)+3O2(g)→2H2O(l)+2SO2(g)

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Answer #1

calculate the entropy change at 298 K as follows ASna. Zms (products)-Σ s (reactants) Here,m,n arethe coeffi cients of reac

Thegivenreaction is shown below: MgCo3 (s)>MgO(s) +CO2(g, now, substitute As(so of Mgo()+ So of Co2 (3) )-(s° of MgCO, (s)) A

Thegiven reaction is shown below: now, substitute ASoa(so of H2 ) + So of Co, (g))-(S of CO(g)+ S of H,O()) AS 130.7J/molK 21

Thegivenreaction isshown below: 2HS(g) +302 (g) 2H2(1)+2SO2 (g) now, substitute ASİ (2 x70 J/mol K +2x24 8.2J/mol K)-(2x205.8

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