ORT SHEET Heat of Neutralization EXPERIMENT elemsboomfchg lom 12 A. Heat Capacity of Calorimeter 1. Temp. of calorimeter and water before mixing 2. Temp. of warm water °C 22.0 39,0 30.3 3. Maximum temp. determined from your curve °C 4. Heat lost by warm water (temp decrease x °C 50.0 g x 4.184 J/K-g) = 02), 5. Heat gained by cooler water (temp. increase x 50.0 g x 4.184 J/K-g) = 30,3 22.0)x 13626J s0.0gmpi S0.0gy 6. Heat gained by the calorimeter [(4) – (5)] = 7. Heat capacity of calorimeter: heat gained by the calorimeter temperature increase J/K 3. Heat of Neutralization of HCl-NaOH 22.2 22.2. °C . Temp. of calorimeter and NaOH Temp. of HCI AT determined from your curve after adding HC1 °C to the NaOH Heat gained by solution (temperature increase x ON 100 g x 4.184 J/K-g) = 9977.8J %3D Heat gained by calorimeter (temperature increase x heat capacity of calorimeter) = J %3D Total joules released by reaction [(3) + (4)] = Tight O 2018 Pearson Education, Inc. ohelenion Laboratory Experiments 145 Temperature versus Time Data A. Heat Capacity B. Heat of Neutralization C. Heat of Neutralization of NaOH-CH;COOH of Calorimeter of NaOH-HC1 Time (s) Temp (°C) Time (s) Temp (°C) 22.1 28.1 28 27.9 27.9 Time (s) २२८० 30.3 30,3 30.3 30.3 30.2 30.2 30.2 30.2 30.1 30.1 30.0 30.0 Temp (°C) 22.2 29.2 29.1 29.0. 29.9. 98 २ 28.7 28. 0. 0. 15 15 15 30 30 30 45 45 45 60 60 60 75 75 75 90 27.8 27.8 27.8 27.7 27.8 21.7 90 90 105 105 త 28.7 28.7 28.7 28.7 २३.६ 105 120 120 120 135 135 135 150 150 150 165 165 165 180 180 180 ESTIONS the xperiment?
ORT SHEET Heat of Neutralization EXPERIMENT elemsboomfchg lom 12 A. Heat Capacity of Calorimeter 1. Temp. of calorimeter and water before mixing 2. Temp. of warm water °C 22.0 39,0 30.3 3. Maximum temp. determined from your curve °C 4. Heat lost by warm water (temp decrease x °C 50.0 g x 4.184 J/K-g) = 02), 5. Heat gained by cooler water (temp. increase x 50.0 g x 4.184 J/K-g) = 30,3 22.0)x 13626J s0.0gmpi S0.0gy 6. Heat gained by the calorimeter [(4) – (5)] = 7. Heat capacity of calorimeter: heat gained by the calorimeter temperature increase J/K 3. Heat of Neutralization of HCl-NaOH 22.2 22.2. °C . Temp. of calorimeter and NaOH Temp. of HCI AT determined from your curve after adding HC1 °C to the NaOH Heat gained by solution (temperature increase x ON 100 g x 4.184 J/K-g) = 9977.8J %3D Heat gained by calorimeter (temperature increase x heat capacity of calorimeter) = J %3D Total joules released by reaction [(3) + (4)] = Tight O 2018 Pearson Education, Inc. ohelenion Laboratory Experiments 145 Temperature versus Time Data A. Heat Capacity B. Heat of Neutralization C. Heat of Neutralization of NaOH-CH;COOH of Calorimeter of NaOH-HC1 Time (s) Temp (°C) Time (s) Temp (°C) 22.1 28.1 28 27.9 27.9 Time (s) २२८० 30.3 30,3 30.3 30.3 30.2 30.2 30.2 30.2 30.1 30.1 30.0 30.0 Temp (°C) 22.2 29.2 29.1 29.0. 29.9. 98 २ 28.7 28. 0. 0. 15 15 15 30 30 30 45 45 45 60 60 60 75 75 75 90 27.8 27.8 27.8 27.7 27.8 21.7 90 90 105 105 త 28.7 28.7 28.7 28.7 २३.६ 105 120 120 120 135 135 135 150 150 150 165 165 165 180 180 180 ESTIONS the xperiment?
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 12QAP: The heat of neutralization, Hneut, can be defined as the amount of heat released (or absorbed), q,...
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