23. How much energy can be obtained from the roasting of 97.44 g of solid zinc sulfide given the following thermochemical equations ZnS) + %,0zg) –→ ZnO(s) + SO219) (1) ZnO(s) → Zn(s) + ½O29) (2) S(s) + Oz9) → SO29) (3) ZnS(s) → Zn(s) + S(s) AH°, = +350.5 kJ AH°, = -296.8 kJ AH°; = +206.0 kJ 2(g) Show your work: Identify the law:

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23. How much energy can be obtained from the roasting of 97.44 g of solid zinc sulfide given the following
thermochemical equations
ZnS(s) + /½O29) → ZnO(s) + SO29)
(1) ZnO(s) → Zn(s) + ½O2(g)
(2) S(s) + O2(g)
AH°, = +350.5 kJ
AH°, = -296.8 kJ
AH°, = +206.0 kJ
%3D
SO29)
(3) ZnS(s) → Zn(s) + S(s)
Show your work:
Identify the law:
Transcribed Image Text:23. How much energy can be obtained from the roasting of 97.44 g of solid zinc sulfide given the following thermochemical equations ZnS(s) + /½O29) → ZnO(s) + SO29) (1) ZnO(s) → Zn(s) + ½O2(g) (2) S(s) + O2(g) AH°, = +350.5 kJ AH°, = -296.8 kJ AH°, = +206.0 kJ %3D SO29) (3) ZnS(s) → Zn(s) + S(s) Show your work: Identify the law:
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