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reaction to complete the following questions #7 and #8:  CaCl2 (s) + H2O (l) → CaO (s) + 2 HCl (aq) + heat 7. Classify the reaction as exothermic or endothermic.  8. State how each of the following changes would affect the rate of the reaction. Explain why the  rate would change if it does. a) Place the reaction in a beaker of ice water b) Add some H2O (l)  c) Add some HCl (aq) d) Add a catalyst

reaction to complete the following questions #7 and #8:  CaCl2 (s) + H2O (l) → CaO (s) + 2 HCl (aq) + heat 7. Classify the reaction as exothermic or endothermic.  8. State how each of the following changes would affect the rate of the reaction. Explain why the  rate would change if it does. a) Place the reaction in a beaker of ice water b) Add some H2O (l)  c) Add some HCl (aq) d) Add a catalyst

World of Chemistry, 3rd edition
World of Chemistry, 3rd edition
3rd Edition
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Chapter17: Equilibrium
Section: Chapter Questions
Problem 75A
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Use the following balanced chemical reaction to complete the following questions #7 and #8: 
CaCl2 (s) + H2O (l) → CaO (s) + 2 HCl (aq) + heat
7. Classify the reaction as exothermic or endothermic. 
8. State how each of the following changes would affect the rate of the reaction. Explain why the 
rate would change if it does.
a) Place the reaction in a beaker of ice water
b) Add some H2O (l) 
c) Add some HCl (aq)
d) Add a catalyst

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