When dissolving a crude compound to be recrystallized, which of the following is
ID: 862357 • Letter: W
Question
When dissolving a crude compound to be recrystallized, which of the following is true?
As long as the solvent is hot, excess solvent can be added
The solvent must be cold and the minimum amount of solvent must be used.
A minimal amount of hot solvent should be added to the crude
The crude should be added to the solvent such that you have 5.0 mL of solvent for 5 grams of crude.
a.As long as the solvent is hot, excess solvent can be added
b.The solvent must be cold and the minimum amount of solvent must be used.
c.A minimal amount of hot solvent should be added to the crude
d.The crude should be added to the solvent such that you have 5.0 mL of solvent for 5 grams of crude.
Explanation / Answer
Answer is (c) A minimal amount of hot solvent should be added to the crude.
As the solute has greater solubility in the hot solvent so less hot solvent is needed.
Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.