Shown Below Are the Reactions Occurring in the Direct Methanol

question 36

Multiple Choice

Shown below are the reactions occurring in the direct methanol fuel cell (DMFC) . I.2 CH₃OH(aq) + 2 H₂O(l) → 2 CO₂(g) +12 H⁺(aq) +12 e^-
II.3 O₂(g) + 12 H⁺(aq) + 12 e^- → 6 H₂O(l)
Overall 2 CH₃OH(aq) + 3 O₂(g) → 2 CO₂(g) + 4 H₂O(l)
Which is the anode reaction,and what is being oxidized in the overall reaction?

• A)I,CH₃OH
• B)I,H₂O
• C)II,O₂
• D)II,H⁺

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Definitions:

Wall Muscles

Muscle groups found in the wall of body cavities, such as the abdominal muscles which support and contain the organs of the abdomen.

Outermost Layer

The outermost layer refers to the surface or external layer of an object or body, which is directly exposed to the environment.

Iliac Crest

The curved upper border of the ilium, the largest bone of the pelvis, important as a landmark for various surgical and clinical procedures.

Quadratus Lumborum

A muscle in the lower back on either side of the lumbar spine that helps in bending the trunk sideways.