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A constant pressure (or coffee cup calorimeter) contains 125g of water at a temperature of 24.2°C. After 10.5g of KBr is added to the water, the temperature becomes 21.1°C. Calculate the AH in units of kJ/mol KBr. Assume the solution has a mass of 140.5g and a specific heat capacity of 4.18 J/g°C. O 1820 kJ/mol KBr O -1820 kJ/mol KBr O 1.54 kJ/mol KBr O - 20.6 kJ/mol KBr O 20.6 kJ/mol KBr

A constant pressure (or coffee cup calorimeter) contains 125g of water at a temperature of 24.2°C. After 10.5g of KBr is added to the water, the temperature becomes 21.1°C. Calculate the AH in units of kJ/mol KBr. Assume the solution has a mass of 140.5g and a specific heat capacity of 4.18 J/g°C. O 1820 kJ/mol KBr O -1820 kJ/mol KBr O 1.54 kJ/mol KBr O - 20.6 kJ/mol KBr O 20.6 kJ/mol KBr

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter6: Thermochemisty
Section: Chapter Questions
Problem 6.111QP: In a calorimetric experiment, 6.48 g of lithium hydroxide, LiOH, was dissolved in water. The...
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A constant pressure (or coffee cup calorimeter) contains 125 g of water at a temperature of 24.2°C. After 10.5g of KBr is added to the water, the temperature becomes 21.1°C. Calculate the AH in units of kJ/mol KBr. Assume the solution has a mass of 140.5g and a specific heat capacity of 4.18 J/g°C. O 1820 kJ/mol KBr -1820 kJ/mol KBr O 1.54 kJ/mol KBr O -20.6 kJ/mol KBr O 20.6 kJ/mol KBr
Transcribed Image Text:A constant pressure (or coffee cup calorimeter) contains 125 g of water at a temperature of 24.2°C. After 10.5g of KBr is added to the water, the temperature becomes 21.1°C. Calculate the AH in units of kJ/mol KBr. Assume the solution has a mass of 140.5g and a specific heat capacity of 4.18 J/g°C. O 1820 kJ/mol KBr -1820 kJ/mol KBr O 1.54 kJ/mol KBr O -20.6 kJ/mol KBr O 20.6 kJ/mol KBr
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