A) chemical method
B) sublimation
C) fractional distillation
D) extraction with a solvent
Correct Answer: A
Solution :
Aqueous solution of \[NaHC{{O}_{3}}\] is used to separate benzoic acid from its mixture with camphor. Benzoic acid form water soluble sodium benzoate with\[NaHC{{O}_{3}}\].
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