Consider a hypothetical chemical reaction: A+BC+D (In this equation A, B, C and D stand for some unknown chemical formulas.) Here is an energy diagram for the reaction: 400 300- energy 200 (k]/mol) A+ B 100 C + D reaction coordinate Use the energy diagram to answer these questions. OW/mol What is the heat of reaction? Exothermic Is the reaction exothermic or endothermic? Endothermic Neither O Yes, it's kJ/mol Can you determine the activation energy? No. O Yes, it's k/mol Can you determine the activation energy of the reverse reaction? No. C+D-A+ B O O

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Chapter6: Thermochemistry
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Problem 2RQ: Consider the following potential energy diagrams for two different reactions. Which plot represents...
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Consider a hypothetical chemical reaction:
A+B C+D
(In this equation A, B, C and D stand for some unknown chemical formulas.)
Here is an energy diagram for the reaction:
400 -
300 -
energy
200.
(kJ/mol)
A +B
100
C + D
reaction coordinate
Use the energy diagram to answer these questions.
What is the heat of reaction?
O KJ/mol
O Exothermic
Is the reaction exothermic or endothermic?
O Endothermic
O Neither
O Yes, it's kJ/mol
Can you determine the activation energy?
O No.
O Yes, it's kJ/mol
Can you determine the activation energy of the reverse reaction?
O No.
C+D→ A+B
Check
Explanation
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2021 McGraw H Education
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Transcribed Image Text:Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some unknown chemical formulas.) Here is an energy diagram for the reaction: 400 - 300 - energy 200. (kJ/mol) A +B 100 C + D reaction coordinate Use the energy diagram to answer these questions. What is the heat of reaction? O KJ/mol O Exothermic Is the reaction exothermic or endothermic? O Endothermic O Neither O Yes, it's kJ/mol Can you determine the activation energy? O No. O Yes, it's kJ/mol Can you determine the activation energy of the reverse reaction? O No. C+D→ A+B Check Explanation Rights Reserved 2021 McGraw H Education * & 2$ % 2# 7 4 CO くO
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