Commercial NaOH is purified with the help of

Benzene

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Toluene

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Alcohol

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Acids

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Solution

The correct option is C Alcohol
In general, commercial NaOH is purified with the help of alcohols. NaOH is dissolves in alcohol leaving behind the impurities. Then the solution is filtered to remove the insoluble impurities and then the filtrate is distilled to get pure solid Sodium hydroxide.

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