Which of the Following Reactions Could Be Described by the Energy

question 47

Multiple Choice

Which of the following reactions could be described by the energy diagram below?

• A) 2 CO₂ + 556 kJ→ 2 CO + O₂
• B) CH₄ + 2 O₂ → CO₂ + 2 H₂O + heat
• C) 8 H₂S + heat → 8 H₂ + S₈
• D) 6 CO₂ + 6 H₂O + heat → C₆H₁₂O₆ + 6 O₂
• E) All of the reactions can be described by this energy diagram.

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Definitions:

Peristalsis

The involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wavelike movements that push the contents forward.

Sartorius

A long narrow muscle of the thigh; the longest muscle of the body.

Duchenne's

Often referring to Duchenne muscular dystrophy, a genetic disorder characterized by progressive muscle degeneration and weakness.

Erb's

Refers to Erb's palsy, a condition caused by nerve damage around a baby's neck, which can lead to weakness or loss of movement in the arm.