Calcium hydroxide reacts with hydrochloric acid by the following equation: Ca(OH)2(aq) + 2HCI(aq) → CaCl2(aq) + 2H2O(I) Calculate AH° in kilojoules for this reaction, using the following equations as needed. CaO(s) + 2HCI(aq) → CaCl2(aq) + H2O(1) AH° = -186 kJ CaO(s) + H2O(1) → Ca(OH)2(s) AH° = -65.1 kJ Ca(OH)2(s) → Ca(OH)2(aq) AH° = -12.6 kJ (dissolving in water) AH° = i kJ

Calcium hydroxide reacts with hydrochloric acid by the following equation: Ca(OH)2(aq) + 2HCI(aq) → CaCl2(aq) + 2H2O(I) Calculate AH° in kilojoules for this reaction, using the following equations as needed. CaO(s) + 2HCI(aq) → CaCl2(aq) + H2O(1) AH° = -186 kJ CaO(s) + H2O(1) → Ca(OH)2(s) AH° = -65.1 kJ Ca(OH)2(s) → Ca(OH)2(aq) AH° = -12.6 kJ (dissolving in water) AH° = i kJ

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter8: Thermochemistry

Section: Chapter Questions

Problem 46QAP: Use the appropriate tables to calculate H for (a) the reaction between MgC03(s) and a strong acid to...

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