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k. Comment on the AH values for the reaction of HCl + NaOH (65.8 kJ/mol) and of HNO, + NaOH (56.1 kJ/mol). Compare them with the literature value. Explain the difference.

k. Comment on the AH values for the reaction of HCl + NaOH (65.8 kJ/mol) and of HNO, + NaOH (56.1 kJ/mol). Compare them with the literature value. Explain the difference.

Chemistry
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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k. Comment on the AH values for the reaction of HCl + NaOH (65.8 kJ/mol) and of HNO, + NaOH (56.1 kJ/mol). Compare them with the literature value. Explain the difference.
Transcribed Image Text:k. Comment on the AH values for the reaction of HCl + NaOH (65.8 kJ/mol) and of HNO, + NaOH (56.1 kJ/mol). Compare them with the literature value. Explain the difference.
2. Calculations and Results (Use correct number of significant figures) HCl + NAOH HNO, + NaOH Trial 1 Trial 2 Trial 1 Trial 2 a. Average initial temperature of acid and NAOH [°C] 20.3 20.4 20.45 20.45 b. Change in temperature, AT [°C] 7.8 8.1 6.55 6.75 C. Volume of final mixture [mL] 100.5 99.60 100.1 99.3 d. Density of the solution at the final temperature* [g/mL] 0.99814 0.998123 0.998102 0.998102 43 3 2 e. Mass of final mixture [lg] 100.3 99.41 99.91 99.11 f. Specific heat of mixture [J g 4.18 4.18 g. Heat produced by the reaction [J] 3270.2 3873.1 2735.4 2796.4 h. Moles of OH reacted (the limiting reactant) [mol] 0.0485 0.0497 0.0488 0.0489 i. Moles of H.O formed [mol] 0.0497 0.0485 0.0488 0.0489
Transcribed Image Text:2. Calculations and Results (Use correct number of significant figures) HCl + NAOH HNO, + NaOH Trial 1 Trial 2 Trial 1 Trial 2 a. Average initial temperature of acid and NAOH [°C] 20.3 20.4 20.45 20.45 b. Change in temperature, AT [°C] 7.8 8.1 6.55 6.75 C. Volume of final mixture [mL] 100.5 99.60 100.1 99.3 d. Density of the solution at the final temperature* [g/mL] 0.99814 0.998123 0.998102 0.998102 43 3 2 e. Mass of final mixture [lg] 100.3 99.41 99.91 99.11 f. Specific heat of mixture [J g 4.18 4.18 g. Heat produced by the reaction [J] 3270.2 3873.1 2735.4 2796.4 h. Moles of OH reacted (the limiting reactant) [mol] 0.0485 0.0497 0.0488 0.0489 i. Moles of H.O formed [mol] 0.0497 0.0485 0.0488 0.0489
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