Q2. You want to purify 10 grams of benzoic acid that has been contaminated with 0.2 g of salicylic acid. You are given the following data: Compound Solubility in water at 20 °C Solubility at 100 °C |(g/10 mi) (g/10 ml) Benzoic Acid 0.029 0.680 Salicylic Acid 0.029 0.22 0.680 6.67 b) How much benzoic acid will crystallize after cooling to 20 °C (show calculations)

Fundamentals Of Analytical Chemistry
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Chapter7: Statistical Data Treatment And Evaluation
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Q2. You want to purify 10 grams of benzoic acid that has been contaminated with 0.2 g
of salicylic acid. You are given the following data:
Compound
Solubility in water at 20 °C
(g/10 ml)
Solubility at 100 °C
(g/10 ml)
Benzoic Acid 0.029 0.680
Salicylic Acid
0.029
0.22
0.680
6.67
b) How much benzoic acid will crystallize after cooling to 20 °C (show calculations)
Transcribed Image Text:Q2. You want to purify 10 grams of benzoic acid that has been contaminated with 0.2 g of salicylic acid. You are given the following data: Compound Solubility in water at 20 °C (g/10 ml) Solubility at 100 °C (g/10 ml) Benzoic Acid 0.029 0.680 Salicylic Acid 0.029 0.22 0.680 6.67 b) How much benzoic acid will crystallize after cooling to 20 °C (show calculations)
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