Given the following thermochemical equations (in the picture),1. Calculate the value of Ho (in kilojoules) for the reaction:1/2 Cl2 (g) + NaBr (s) ----> NaCl (s) + 1/2 Br2 (l)b. Is the reaction exothermic or endothermic? CaO(s) + Cl2 (g) → CaOCl2H2O(g) + CaOCl2(s) + 2NaBr(s) → 2NaCI(s) + Ca(OH)2 + Br2(1) AH° = -104.3 kJ2NaCl(s) + Ca(OH)2 + Br2(1) → H20(1) + CaOCl2(s) + 2NaBr(s) AH° = 60.2 kJCa(OH)2 → CaO(s) + H2O(1)H2O(g) → H2O(I)AH° = -110.9 kJAH° = + 65.1 kJAH° =44.1 kJ

The reactions given are, The reaction for which we want to find ΔHo is, => 12 Cl2 (g) + NaBr (s)…

Given the following thermochemical equations (in the picture), 1. Calculate the value of Ho (in kilojoules) for the reaction: 1/2 Cl2 (g) + NaBr (s) ----> NaCl (s) + 1/2 Br2 (l) b. Is the reaction exothermic or endothermic?

Given the following thermochemical equations (in the picture), 1. Calculate the value of Ho (in kilojoules) for the reaction: 1/2 Cl2 (g) + NaBr (s) ----> NaCl (s) + 1/2 Br2 (l) b. Is the reaction exothermic or endothermic?

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

Given the following thermochemical equations (in the picture),

1. Calculate the value of Ho (in kilojoules) for the reaction:

1/2 Cl₂ (g) + NaBr (s) ----> NaCl (s) + 1/2 Br₂ (l)

b. Is the reaction exothermic or endothermic?

CaO(s) + Cl2 (g) → CaOCl2
H2O(g) + CaOCl2(s) + 2NaBr(s) → 2NaCI(s) + Ca(OH)2 + Br2(1) AH° = -104.3 kJ
2NaCl(s) + Ca(OH)2 + Br2(1) → H20(1) + CaOCl2(s) + 2NaBr(s) AH° = 60.2 kJ
Ca(OH)2 → CaO(s) + H2O(1)
H2O(g) → H2O(I)
AH° = -110.9 kJ
AH° = + 65.1 kJ
AH° =
44.1 kJ

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