Module 14 lesson 3
Presentation
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Chemistry
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11th - 12th Grade
•
Medium
Hannah Farrow
Used 2+ times
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14 Slides • 4 Questions
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This problem looks like a lot, but it is just stoichiometry! You are just using conversion factors!
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Multiple Choice
Which of the following is (are) included in a thermochemical equation?
physical states of the reactants and products
a balanced chemical equation
change in enthalpy
All of the above
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Multiple Choice
Standard enthalpy changes have the symbol ΔH°. What component of the symbol indicates that the changes were determined with all the reactants and products at standard conditions?
the H
the Δ
the zero subscript
Nothing indicates this.
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Multiple Choice
Which of the following has a positive change in enthalpy?
the combustion of glucose
vaporizing water
condensing water
freezing water
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Multiple Choice
Which of the following is true for enthalpy of combustion?
It is positive for glucose.
It is negative for propane.
It measures the change in temperature that occurs.
None of the above.
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