Methanoic acid mixes with water in all proportions and has about the same boiling point as water which of the following methods would you adopt to obtain pure water from a mixture of stand, water and methanoic acid?
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Correct Answer: Option A
Explanation:
Methanoic acid (formic acid) and water form an azeotrope, meaning they have similar boiling points and can mix in all proportions. This makes it difficult to separate the two components by simple distillation.
Fractional distillation is the best method to separate a mixture of substances with similar boiling points because it uses a fractionating column to separate components based on slight differences in boiling points. Since water and methanoic acid have boiling points close to each other, fractional distillation can help separate them more effectively than simple distillation.
Other options like filtration, neutralization, and esterification would not effectively separate methanoic acid and water in this case.
Methanoic acid (formic acid) and water form an azeotrope, meaning they have similar boiling points and can mix in all proportions. This makes it difficult to separate the two components by simple distillation.
Fractional distillation is the best method to separate a mixture of substances with similar boiling points because it uses a fractionating column to separate components based on slight differences in boiling points. Since water and methanoic acid have boiling points close to each other, fractional distillation can help separate them more effectively than simple distillation.
Other options like filtration, neutralization, and esterification would not effectively separate methanoic acid and water in this case.