Given experimental data, calculate the following for each run: ΔΗ:-55.84 kJ/mol%3DneutralizationRun 1Run 2Mass of dry calorimeter, (g)129.37135.45Molarity of the standard HCl, (M)2.959Initial burette reading, (mL)2.892.38Final burette reading, (mL)16.9416.50Initial temperature of HCI, (°C)22.7223.08Initial temperature of NaOH, (°C)22.0423.27Mass of calorimeter and NaCl solution, (g)158.17163.63Extrapolated temperature, T;, (°C)40.6741.96 Avg temperature of HCl and NaOH,T;, (°C)AT, T; – T;, (°C)Mass of NaCl solution, (g)Ccal, 0/°C)UnroundeAverage Ccal, 0/°C)

Calculation for Run 1 : a) average temperature of HCl and NaOH : Ti = 22.04+22.722 = 22.38oC b)…

Run 1 Run 2 Mass of dry calorimeter, (g) 129.37 135.45 Molarity of the standard HCl, (M) 2.959 Initial burette reading, (mL) 2.89 2.38 Final burette reading, (mL) 16.94 16.50 Initial temperature of HCl, (°C) 22.72 23.08 Initial temperature of NaOH, (°C) 22.04 23.27 Mass of calorimeter and NaCl solution, (g) 158.17 163.63 Extrapolated temperature, T, (°C) 40.67 41.96

Run 1 Run 2 Mass of dry calorimeter, (g) 129.37 135.45 Molarity of the standard HCl, (M) 2.959 Initial burette reading, (mL) 2.89 2.38 Final burette reading, (mL) 16.94 16.50 Initial temperature of HCl, (°C) 22.72 23.08 Initial temperature of NaOH, (°C) 22.04 23.27 Mass of calorimeter and NaCl solution, (g) 158.17 163.63 Extrapolated temperature, T, (°C) 40.67 41.96

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 experimental data, calculate the following for each run:

ΔΗ
:-55.84 kJ/mol
%3D
neutralization
Run 1
Run 2
Mass of dry calorimeter, (g)
129.37
135.45
Molarity of the standard HCl, (M)
2.959
Initial burette reading, (mL)
2.89
2.38
Final burette reading, (mL)
16.94
16.50
Initial temperature of HCI, (°C)
22.72
23.08
Initial temperature of NaOH, (°C)
22.04
23.27
Mass of calorimeter and NaCl solution, (g)
158.17
163.63
Extrapolated temperature, T;, (°C)
40.67
41.96

Avg temperature of HCl and NaOH,
T;, (°C)
AT, T; – T;, (°C)
Mass of NaCl solution, (g)
Ccal, 0/°C)
Unrounde
Average Ccal, 0/°C)

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