2. Calculate AHº for the reaction in which zinc sulfide ore is roasted to obtain zinc oxide. ZnS(s) +0,(g)- ZnO(s) + SO,(g) Use the following information. Zn(s) + 0,(g) → ZnO(s) AH° = -348.0 kJ/mol AH = -203.0 kJ/mol AH = -296.8 kJ/mol Zn(s) + S(s) ZnS(s) S(s) + 0,(g) SO,(g) - %3!

2. Calculate AHº for the reaction in which zinc sulfide ore is roasted to obtain zinc oxide. ZnS(s) +0,(g)- ZnO(s) + SO,(g) Use the following information. Zn(s) + 0,(g) → ZnO(s) AH° = -348.0 kJ/mol AH = -203.0 kJ/mol AH = -296.8 kJ/mol Zn(s) + S(s) ZnS(s) S(s) + 0,(g) SO,(g) - %3!

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

2. Calculate AHº for the reaction in which ziņc sulfide ore is roasted to obtain zinc oxide.
ZnS(s) +0,(g) –→ ZnO(s) + SO,(g)
Use the following information.
Zn(s) + 0,(g) → ZnO(s) AH° = -348.0 kJ/mol
Zn(s) + S(s) → ZnS(s)
S(s) + 0,(g) –→ SO,(g)
AH = -203.0 kJ/mol
AH = -296.8 kJ/mol

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