To find:
The value of the
Answer to Problem 9.117QA
Solution:
The value of the overall reaction
Explanation of Solution
1) Concept:
The question is based on Hess’s law. Hess’s law states that the enthalpy of reaction
2) Given:
We are given three reactions with their
Equation (1)
Equation (2)
Equation (3)
One reaction with unknown
Equation (4)
3) Calculations:
We have to manipulate equations (1), (2) and (3) to get equation (4). In equation (4), there are
Now, in equation (4), there are
In equation (4), there are
Adding all three equations, we get
Conclusion:
We have calculated the unknown value of
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Chapter 9 Solutions
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