When dissolving a crude compound to be recrystallized, which of the following is true? a. As long as the solvent is hot, excess solvent can be added
b. The crude should be added to the solvent such that you have 5.0 mL of solvent for 5 grams of crude.
c. The solvent must be cold and the minimum amount of solvent must be used.
d. The solvent should be added to the crude