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Calculate the heat change (AH°xn) for the slow reaction of zinc with water Zn(s)+ 2H,0(1) – Zn?* (aq) + 20H(aq) + H, (g) using data from the following reactions and applying Hess's law. H*(aq) + OH (aq)→ H,0(1) AH= -56.0 kJ AH Zn (s) → Zn² (aq) 2+ - 153.9 kJ H, (3) H (aq) 0.0 kJ

Calculate the heat change (AH°xn) for the slow reaction of zinc with water Zn(s)+ 2H,0(1) – Zn?* (aq) + 20H(aq) + H, (g) using data from the following reactions and applying Hess's law. H*(aq) + OH (aq)→ H,0(1) AH= -56.0 kJ AH Zn (s) → Zn² (aq) 2+ - 153.9 kJ H, (3) H (aq) 0.0 kJ

Physical Chemistry
Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter2: The First Law Of Thermodynamics
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Calculate the heat change (AH°rxn) for the slow reaction of zinc with water Zu(s) + 2H,0(1) → Zn-" (aq)+20H (aq) +H,(g) using data from the following reactions and applying Hess's law. H(aq)+ OH (aq) H,0(1) AH -56.0 kJ xn1 Zn2- 2+(ag) AH Zn(s) 153.9 kJ 1 H, (e) H(ag) H"(aq) AH 0.0 kJ
Transcribed Image Text:Calculate the heat change (AH°rxn) for the slow reaction of zinc with water Zu(s) + 2H,0(1) → Zn-" (aq)+20H (aq) +H,(g) using data from the following reactions and applying Hess's law. H(aq)+ OH (aq) H,0(1) AH -56.0 kJ xn1 Zn2- 2+(ag) AH Zn(s) 153.9 kJ 1 H, (e) H(ag) H"(aq) AH 0.0 kJ
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