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INTEGRATING CONCEPTS Isooctane (C8H18) is a major
Chapter 16, Problem 16.1.6(choose chapter or problem)
INTEGRATING CONCEPTS Isooctane (C8H18) is a major component of gasoline. a. Using the following thermodynamic data, calculate the change in enthalpy for the combustion of 1.0 mol of isooctane. H2(g) + _ 1 2 O2(g) H2O(g) H 0 = 241.8 kJ C(s) + O2(g) CO2(g) H 0 = 393.5 kJ 8C(s) + 9H2(g) C8H18(l) H 0 = -224.13 kJ b. One gallon of isooctane has a mass of 2.6 kg. What is the change in enthalpy for the combustion of one gallon of this compound?
Questions & Answers
QUESTION:
INTEGRATING CONCEPTS Isooctane (C8H18) is a major component of gasoline. a. Using the following thermodynamic data, calculate the change in enthalpy for the combustion of 1.0 mol of isooctane. H2(g) + _ 1 2 O2(g) H2O(g) H 0 = 241.8 kJ C(s) + O2(g) CO2(g) H 0 = 393.5 kJ 8C(s) + 9H2(g) C8H18(l) H 0 = -224.13 kJ b. One gallon of isooctane has a mass of 2.6 kg. What is the change in enthalpy for the combustion of one gallon of this compound?
ANSWER:Problem 16.1.6
INTEGRATING CONCEPTS Isooctane (C8H18) is a major component of gasoline
a. Using the following thermodynamic data, calculate the change in enthalpy for the
combustion of 1.0 mol of isooctane.
b. One gallon of isooctane has a mass of 2.6kg. What is the change in enthalpy for the
combustion of one gallon of this compound?
Step by Step Solution
Step 1 of 8
(a)
This problem is an application of Hess’s law where you rearrange and sum all the partial equations to make the desired total equation. The terms in the partial equations will cancel one out, leaving you only with desired terms.