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Enter your answer in the provided box. The first step in the industrial recovery of zinc from the zinc sulfide ore is roasting-that is, the

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Enter your answer in the provided box. The first step in the industrial recovery of zinc from the zinc sulfide ore is roasting-that is, the conversion of ZnS to ZnO by heating: 2ZnS(s) + 302(g) 2ZnO(s) + 2802(g) AH=-879 kJ Calculate the heat (in kJ) associated with roasting 1 gram of zinc sulfide. 451

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