In an experiment, a 1.3440 g sample of dimethyl oxalate (C4H6 O4) is burned completely in a bomb calorimeter. The calorimeter is surrounded by 1.383 x 103 g of water. During the combustion the temperature increases from 25.58 to 28.50 °C. The heat capacity of water is 4.184 J. g. C¹. The heat capacity of the calorimeter was determined in a previous experiment to be 989.5 J. "C¹. Assuming that no energy is lost to the surroundings, calculate the molar heat of combustion of dimethyl oxalate based on these data. C4H6O4(s)+(7/2)O2(g) → 3H2O(l) + 4CO2(g) +Energy Molar Heat of Combustion = kJ/mol

In an experiment, a 1.3440 g sample of dimethyl oxalate (C4H6 O4) is burned completely in a bomb calorimeter. The calorimeter is surrounded by 1.383 x 103 g of water. During the combustion the temperature increases from 25.58 to 28.50 °C. The heat capacity of water is 4.184 J. g. C¹. The heat capacity of the calorimeter was determined in a previous experiment to be 989.5 J. "C¹. Assuming that no energy is lost to the surroundings, calculate the molar heat of combustion of dimethyl oxalate based on these data. C4H6O4(s)+(7/2)O2(g) → 3H2O(l) + 4CO2(g) +Energy Molar Heat of Combustion = kJ/mol

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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