20. Five grams of an organic solid dissolve in 100 mL of water (solvent 1). Which of the following extraction methods wi
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20. Five grams of an organic solid dissolve in 100 mL of water (solvent 1). Which of the following extraction methods wi
20. Five grams of an organic solid dissolve in 100 mL of water (solvent 1). Which of the following extraction methods will remove the greatest amount of an organic solid from an aqueous phase? a three extractions of 50 mL with ether (solvent 2) b. a 50 mL extraction with ether (solvent 2) c two extractions of 50 mL with ether (solvent 2) d. a 150 mL extraction with ether (solvent 2) 21. Solvent extraction is based on the relative (va) of two liquids a texture b. solubility c. color d. smell 26. For which of the following pairs of compounds would distillation be a possible separation method? a. salt and sand b. sand and earth C. water and alcohol d. Water and earth 30. Another name for solvent extraction is: a Liquid-gas extraction b. Liquid-liquid extraction c. Solid-liquid extraction d. Solid-solid extraction
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