Use the Bond Energies Below to Determine Whether the Following

question 78

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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Definitions:

Childbirth

The process by which a baby is born, marking the end of pregnancy and involving labor, the delivery of the baby, and the expulsion of the placenta.

Cervix Dilation

The opening of the cervix during childbirth, measured in centimeters from 0 (closed) to 10 (fully dilated), to allow for the passage of the baby.

Contractions

The tightening and shortening of muscles, which can occur in various contexts, such as labor in childbirth or as part of physical exercise.

Neonatal Jaundice

Condition, in many newborn babies, caused by immaturity of liver and evidenced by yellowish appearance; can cause brain damage if not treated promptly.