Refined acetic acid storage vessel are made of___________________?
Correct answer: B. Aluminium
- A. Copper
- B. Aluminium
- C. High carbon steel
- D. Nickel
Explanation
Aluminium is suitable for storing refined acetic acid because it develops a protective oxide film and resists attack by the acid under these conditions. Ordinary steel is more vulnerable to corrosion, while nickel is unnecessarily costly.
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