When extracting a solution containing 4.0 grams of butyric acid in 100.0 mL of water with...
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When extracting a solution containing 4.0 grams of butyric acid in 100.0 mL of water with...
13. A solution containing 50.0 g of ammonium chloride in 100.0 mL of water at 60°C...
13. A solution containing 50.0 g of ammonium chloride in 100.0
mL of water at 60°C is: USE GIVEN GRAPH a) saturated. b)
unsaturated. c) supersaturated.
NH C KCI Grams solute per 100 g H2O 0 10 20 30 70 80 90 10 40 50 60 Temperature (°C)
A solution containing 50.0 g of ammonium chloride in 100.0 mL of water at 60°C is...
A solution containing 50.0 g of ammonium chloride in 100.0 mL of water at 60°C is 100 RO INO, NO NH КО o'o R & R R. KCIO, TC) saturated unsaturated supersaturated
20 ml of aqueous solution of 0.10 M butyric acid is shaken with 10 ml ether....
20 ml of aqueous solution of 0.10 M butyric acid is shaken with 10 ml ether. After the layers are separated, it is determined by titration that 0.5 mmol butyric acid remains in the aqueous layer. What is the distribution ratio, and what is the %E?
In the extraction of salicylic acid from water using dichloroethane, a student begins with 3 grams...
In the extraction of salicylic acid from water using dichloroethane, a student begins with 3 grams of the salicylic acid dissolved in 100 ml of water. After extraction with 20 ml of dichloroethane, drying and evaporation of the organic layer yielded 1.74 grams of salicylic acid. Assuming the student was efficient and did not lose any material, what is the distribution coefficient (Kd) for the system ? let Kd = (concentration in organic solvent) / (concentration in aqueous solvent)
In the extraction of salicylic acid from water using dichloroethane, a student begins with 2.9 grams...
In the extraction of salicylic acid from water using dichloroethane, a student begins with 2.9 grams of the salicylic acid dissolved in 100 ml of water. After extraction with 20 ml of dichloroethane, drying and evaporation of the organic layer yielded 1.972 grams of salicylic acid. Assuming the student was efficient and did not lose any material, what is the distribution coefficient (Kd) for the system ? let Kd = (concentration in organic solvent) / (concentration in aqueous solvent) a....
5) A 100.0 mL aqueous solution containing 2.50 g of compound Z results is extracted with...
5) A 100.0 mL aqueous solution containing 2.50 g of compound Z results is extracted with 25.0 mL of ethyl acetate. The ethyl acetate is evaporated to yield 0.95 g of compound Z. 4 points Calculate the partition coefficient (also known as the distribution coefficient) K, for compound Z in ethyl acetate and water, where K = (concentration of Z in diethyl ether) + (concentration of Z in water): Calculations Answer
If I mixed 100.0 mL of a nitric acid solution of pH = 2.40 with 100.0...
If I mixed 100.0 mL of a nitric acid solution of pH = 2.40 with 100.0 mL of a nitric acid solution of pH = 2.70, what would be the pH of the mixture? Write your answer to 2 digits beyond the decimal (e.g., 8.63) If 5.15 grams of iron(III) nitrate (molar mass = 241.86 g/mol) is dissolved in enough water to prepare exactly 150.0 mL of solution, what would be the molar concentration of the nitrate ion? 0.284 M...
Ten grams of an unknown acid was added to 50.0 mL of distilled water. The molarity...
Ten grams of an unknown acid was added to 50.0 mL of distilled water. The molarity of the resulting solution was found to be 8.0 M. What is the moral mass of the unknown acid?
6) Compound Y has a distribution coefficient of 4.0 when extracted from water with chloroform, with...
6) Compound Y has a distribution coefficient of 4.0 when extracted from water with chloroform, with Y being more soluble in chloroform. How many 10.0 mL chloroform extractions would be required to extract at least 90% of Y from a 50.0 mL aqueous solution of water? 4 points Calculations Answer
Consider 15 mL of an aqueous solution containing 2.0 g of an organic solute.If the distribution...
Consider 15 mL of an aqueous solution containing 2.0 g of an organic solute.If the distribution coefficient for the solute between ether and water is 20, calculate the percent of the compound that can be recovered with a single extraction with 26.8 mL of ether. (2 sig figs)
13. A solution containing 50.0 g of ammonium chloride in 100.0
mL of water at 60°C is: USE GIVEN GRAPH a) saturated. b)
unsaturated. c) supersaturated.
NH C KCI Grams solute per 100 g H2O 0 10 20 30 70 80 90 10 40 50 60 Temperature (°C)
A solution containing 50.0 g of ammonium chloride in 100.0 mL of water at 60°C is 100 RO INO, NO NH КО o'o R & R R. KCIO, TC) saturated unsaturated supersaturated
5) A 100.0 mL aqueous solution containing 2.50 g of compound Z results is extracted with 25.0 mL of ethyl acetate. The ethyl acetate is evaporated to yield 0.95 g of compound Z. 4 points Calculate the partition coefficient (also known as the distribution coefficient) K, for compound Z in ethyl acetate and water, where K = (concentration of Z in diethyl ether) + (concentration of Z in water): Calculations Answer
If I mixed 100.0 mL of a nitric acid solution of pH = 2.40 with 100.0 mL of a nitric acid solution of pH = 2.70, what would be the pH of the mixture? Write your answer to 2 digits beyond the decimal (e.g., 8.63) If 5.15 grams of iron(III) nitrate (molar mass = 241.86 g/mol) is dissolved in enough water to prepare exactly 150.0 mL of solution, what would be the molar concentration of the nitrate ion? 0.284 M...
6) Compound Y has a distribution coefficient of 4.0 when extracted from water with chloroform, with Y being more soluble in chloroform. How many 10.0 mL chloroform extractions would be required to extract at least 90% of Y from a 50.0 mL aqueous solution of water? 4 points Calculations Answer
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