Use the Bond Energies Below to Determine Whether the Following

question 158

Multiple Choice

Use the bond energies below to determine whether the following reaction is exothermic or endothermic: H₂ + Cl2 → 2 HCL
H-H (bond energy: 436 kJ/mol)
Cl-Cl (bond energy: 243 kJ/mol)
H-Cl (bond energy: 431 kJ/mol)

• A)exothermic with more than 50 kJ of energy released
• B)endothermic with more than 50 kJ of energy absorbed
• C)exothermic with less than 50 kJ of energy released
• D)endothermic with less than 50 kJ of energy absorbed

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Substitution Effect

The economic principle that as prices rise or incomes decrease, consumers replace more expensive items with less costly alternatives.

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Utility-Maximizing

The economic principle where individuals or firms make choices that lead to the highest level of satisfaction or profit.

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