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Potential Energy Assessment
By Rosanne MacLeod
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Last updated about 6 years ago
7 questions
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Note from the author:
1
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3
7
1
Covers different ways to write equations in Thermochemistry.
Covers calculating enthalpy.
Question 1
1.
Question 2
2.
Question 3
3.
Calculate the energy released when 65.2 g of heptane combusts completely.
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Question 4
4.
Draw a potential energy diagram for the combustion of heptane.
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Question 5
5.
6
7
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3
Question 6
6.
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4
Question 7
7.
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Write a thermochemical equation for the formation of copper (II) nitrate.
Using separate equation method, write an equation for the freezing of diethyl ether, (C
2
H
5
)
2
O.
Identify which has more potential energy, the reactants or the products, in the formation of KBr
(s)
.
The reactants
The products
They have the same amount of potential energy.
