Chemical Engineering - Chemical Process - Discussion

3. 

Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used

[A]. as a lubricant.
[B]. as a rust preventive.
[C]. in hard water for cleaning of cloth.
[D]. as a foam depressant in distillation column.

Answer: Option A

Explanation:

No answer description available for this question.

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