(a) The complete combustion of 12g of compound X (molar mass =100 g/mol) in a bomb calorimeter releases 4000 kJ of heat and increases the temperature of the calorimeter assembly by 15°C. What is the heat capacity, in kJ°C, of the bomb? calorimeter? (b) Give the coresponding thermochemical equation for the standard enthalpy of combustion of the liquid compound, C;H,0, with the amount of -1772 kJ/mol. Give the corresponding thermochemical equation for the standard enthalpy of (c) formation of the liquid compound, C;H,0. Explain the standard enthalpy of formation of the compound C3H¿O in words.
(a) The complete combustion of 12g of compound X (molar mass =100 g/mol) in a bomb calorimeter releases 4000 kJ of heat and increases the temperature of the calorimeter assembly by 15°C. What is the heat capacity, in kJ°C, of the bomb? calorimeter? (b) Give the coresponding thermochemical equation for the standard enthalpy of combustion of the liquid compound, C;H,0, with the amount of -1772 kJ/mol. Give the corresponding thermochemical equation for the standard enthalpy of (c) formation of the liquid compound, C;H,0. Explain the standard enthalpy of formation of the compound C3H¿O in words.
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter5: Thermochemistry
Section: Chapter Questions
Problem 5.106QE: A compound is 82.7% carbon and 17.3% hydrogen, and has a molar mass of approximately 60 g/mol. When...
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Transcribed Image Text:(a)
a bomb calorimeter releases 4000 kJ of heat and increases the temperature of the
calorimeter assembly by 15°C. What is the heat capacity, in kJ°C, of the bomb?
calorimeter?
The complete combustion of 12g of compound X (molar mass =100 g/mol) in
(b)
combustion of the liquid compound, C;H,O, with the amount of -1772 kJ/mol.
Give the corresponding thermochemical equation for the standard enthalpy of
(c)
formation of the liquid compound, C;H,0. Explain the standard enthalpy of formation
of the compound C;H,O in words.
Give the corresponding thermochemical equation for the standard enthalpy of
(d)
that the enthalpy changes of formation of CO,(g), OH; (CO-(g)), is -394 kJ/mol and that of
(d) Calculate the standard enthalpy of formation of the liquid compound, C;H,O. Given
H2O(1), OH: (H20(1)), is -286 kJ/mol.
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