How Does the Clark Polarographic O₂ Electrode Function

question 112

Multiple Choice

How does the Clark polarographic O₂ electrode function?

• A)measures the magnetic properties of O₂ versus N₂
• B)measures the electrical potential across a Wheatstone bridge
• C)uses O₂ to produce a reduction-oxidation reaction
• D)measures the comparative cooling effect on a heated wire

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