When using a solvent mixture for recrystallization, how can you obtain the corre

Question

When using a solvent mixture for recrystallization, how can you obtain the correct mixture? a. use an equal mix of the solvents b. dissolve the compound in the poorer solvent and then add the better solvent dropwise until the compound recrystallizes c. Dissolve the compound in the better solvent at just above freezing point and then add boiling portions of the poor solvent in 5mL increments until recrystallization is complete d. Dissolve the compound in the better solvent and then add the poor solvent dropwise to saturate the solution.

Explanation / Answer

b. dissolve the compound in the poorer solvent and then add the better solvent dropwise until the compound recrystallizes

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