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  3. you want to purify 10g of a compound a that has be

you want to purify 10g of a compound A that has been contaminated with 0.20g of...

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Chemistry


you want to purify 10g of a compound A that has been contaminatedwith 0.20g of compound B. solubilities in water of the twocompounds are given.

compound A - solubility at 20°c= 0.029g/mol,solubility at 100°c= 0.680g/mol

compound B - solubility at 20°c = 0.22, solubility at100°c = 6.67

a) what volume of boiling water is needed to dissolve10g of compound A?

b) How much of compound A will remain after cooling to20°c?

c) what is the maximum amount of compound A that canbe recovered in the first crop of this recrystallization?

d) will any compound B crystals form ( will compound Bbe pure)? show work to explain answer.

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