The combustion of 1.827 g of sucrose, C12H22O11(s), in a bomb calorimeter with a heat capacity of 4.90 kJ/°C results in an increase in the temperature of the calorimeter and its contents from 22.01 °C to 28.16 °C. What is the internal energy change, Δ?, for the combustion of 1.827 g of sucrose?

Chemistry by OpenStax (2015-05-04)
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Chapter5: Thermochemistry
Section: Chapter Questions
Problem 31E: When a 0.740-g sample of trinitrotoluene (TNT), C7H5N2O6, is burned in a bomb calorimeter, the...
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The combustion of 1.827 g of sucrose, C12H22O11(s), in a bomb calorimeter with a heat capacity of 4.90 kJ/°C results in an increase in the temperature of the calorimeter and its contents from 22.01 °C to 28.16 °C. What is the internal energy change, Δ?, for the combustion of 1.827 g of sucrose?

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AU =
AHC
75%
=
Calculate the enthalpy of combustion, AH, of sucrose in kilojoules per mole.
x10
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The combustion of 1.827 g of sucrose, C₁2H22O₁1(s), in a bomb calorimeter with a heat capacity of 4.90 kJ/°C results in an
increase in the temperature of the calorimeter and its contents from 22.01 °C to 28.16 °C. What is the internal energy change,
AU, for the combustion of 1.827 g of sucrose?
I
Give Up?
Hint
☎ 68%
Check Answer
Attempt 3
kJ
kJ/mol
Ⓒ
Transcribed Image Text:1:15 AM Fri Mar 31 Done < !!! Ⓡ AA Assignment Score: < Question 21 of 24 > O Macmillan Learning AU = AHC 75% = Calculate the enthalpy of combustion, AH, of sucrose in kilojoules per mole. x10 assessments.macmillanlearning.com TOOLS Resources The combustion of 1.827 g of sucrose, C₁2H22O₁1(s), in a bomb calorimeter with a heat capacity of 4.90 kJ/°C results in an increase in the temperature of the calorimeter and its contents from 22.01 °C to 28.16 °C. What is the internal energy change, AU, for the combustion of 1.827 g of sucrose? I Give Up? Hint ☎ 68% Check Answer Attempt 3 kJ kJ/mol Ⓒ
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