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After you finish the isolation of your unknown component, you will then perform

ID: 743236 • Letter: A

Question

After you finish the isolation of your unknown component, you will then perform a recrystallization to purify it. For the recrystallization, you want to start with slightly less water than it would take to dissolve the most soluble possible component when hot. You can then add just enough hot water until the solid dissolves completely.

Pretend you isolate 1.22 g of the unknown component. What is a good amount of water to start with for your recrystallization?
Answer
A. 50 mL
B. 100 mL
C. 24 mL
D. 1 mL
E. 240 mL

Explanation / Answer

C. 24 mL