Solute A has a partition coefficient K = 2 for an extraction between water (phase 1)...
Solute A has a partition coefficient K = 2 for an extraction between water (phase 1) and benzene (phase 2). If 100 mL of a 0.01M solution of A in water is extracted one time with 300 mL benzene, what fraction will be extracted?
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Solute A has a partition coefficient K = 2 for an extraction
between water (phase 1)...
Solute X has a partition coefficient of 4.5 between water (phase 1) and chloroform (phase 2)....
Solute X has a partition coefficient of 4.5 between water (phase 1) and chloroform (phase 2). The solute is initially dissolved in 50.0 mL. It is then extracted with 10.0 mL portions of chloroform. How many extractions must be performed for < 0.1% of X to remain in the water phase, i.e., > 99.9% of X has been transferred to the aqueous phase.
A) B) Question 7 of 13 > Attempt 2 Solute S has a partition coefficient of...
A)
B)
Question 7 of 13 > Attempt 2 Solute S has a partition coefficient of 4.6 between water (phase 1) and hexane (phase 2). Calculate the concentration of solute S in hexane if [S]water is 0.020 M. [Shexane = If the volume of water is 67.0 mL and the volume of hexane is 20.0 mL, find the ratio of the moles of solute S in hexane to the moles of solute S in water. mol Sheuane mol Swaler Solute...
need help with number 2 HW #3 for Chem 318 Due: April 29, 2019 1. Solute A has a K 2.5 for an extraction between water (phase 1) and chloroform (phase 2). If 100 mL of a 0.01 fraction will be extr...
need help with number 2
HW #3 for Chem 318 Due: April 29, 2019 1. Solute A has a K 2.5 for an extraction between water (phase 1) and chloroform (phase 2). If 100 mL of a 0.01 fraction will be extracted? For the same solute and, what fraction will be extracted if 5 extractions wi 80 mL chloroform each are used (instead of one 400 ml extraction)? M solution containing solute A in water is extracted one time with...
1. An analyte has a partition coefficient of 2.0 between water and 1-pentanol. Given that 200...
1. An analyte has a partition coefficient of 2.0 between water and 1-pentanol. Given that 200 mL of a 5 % EtOH solution in water was extracted with 1-pentanol, calculate the fraction q of the analyte remaining in the aqueous phase (a) if one extraction of 200 mL is performed and (b) ten extractions of 100 mL are performed. (Hint: see page 49 in the manual. 2. For both 1a and 1b now calculate the Extraction Efficiency as a percentage
Solute A has a partition coefficient of 8 between toluene and water. Suppose that 350 mL...
Solute A has a partition coefficient of 8 between toluene and water. Suppose that 350 mL of a 0.01 M aqueous solution of A are extracted with toluene. What would be the extraction efficiency (R%) if 2 extractions with 50 mL toluene were performed? (Keep one decimal place in your final answer.)
A solute with a partition coefficient of 3.5 is extracted from 10.0 mL of phase 1...
A solute with a partition coefficient of 3.5 is extracted from 10.0 mL of phase 1 into phase 2. What volume of phase 2 (in mL) is required to extract 99% of the solute from phase 1 in a single extraction?
Solute S has a partition coefficient of 4.6 between water (phase 1) and hexane (phase 2)....
Solute S has a partition coefficient of 4.6 between water (phase 1) and hexane (phase 2). Calculate the concentration of solute S in hexane if [S]water=0.020M 1.[S]hexane=____________M not 0.0043M 2.If the volume of water is 67.0 mL and the volume of hexane is 20.0 mL, find the ratio of the moles of solute S in hexane to the moles of solute S in water. [S]hexane/[S]water=__________________ not 0.0648
Solute S has a partition coefficient of 5.5 between water (phase 1) and hexane (phase 2)....
Solute S has a partition coefficient of 5.5 between water (phase 1) and hexane (phase 2). Calculate the concentration of solute S in hexane if [S]water is 0.054 M. [S]hexane = M If the volume of water is 80.0 mL and the volume of hexane is 17.0 mL, find the ratio of the moles of solute S in hexane to the moles of solute S in water. mol Shexane mol Swater
A solute with a partition coefficient of 4.0 in favor of chloroform is extracted from 10...
A solute with a partition coefficient of 4.0 in favor of chloroform is extracted from 10 mL of water. What volume of chloroform is needed to extract 99% of the solute in one extraction? a. 9.99 mL b.24.8 mL OC.2.48 ml d. 248 mL
The partition coefficient, K, for compound A between toluene and water is 7.25. What is the...
The partition coefficient, K, for compound A between toluene and water is 7.25. What is the concentration of compound A remaining in the aqueous phase after 40.0 mL of 0.205 M A is extracted with each quantity of toluene indicated? one 35.0 mL portion: [A]= two 17.5 mL portions: (A)2 = five 7.00 mL portions: [A]g = ten 3.50 mL portions: [A] 20 =
A)
B)
Question 7 of 13 > Attempt 2 Solute S has a partition coefficient of 4.6 between water (phase 1) and hexane (phase 2). Calculate the concentration of solute S in hexane if [S]water is 0.020 M. [Shexane = If the volume of water is 67.0 mL and the volume of hexane is 20.0 mL, find the ratio of the moles of solute S in hexane to the moles of solute S in water. mol Sheuane mol Swaler Solute...
need help with number 2
HW #3 for Chem 318 Due: April 29, 2019 1. Solute A has a K 2.5 for an extraction between water (phase 1) and chloroform (phase 2). If 100 mL of a 0.01 fraction will be extracted? For the same solute and, what fraction will be extracted if 5 extractions wi 80 mL chloroform each are used (instead of one 400 ml extraction)? M solution containing solute A in water is extracted one time with...
1. An analyte has a partition coefficient of 2.0 between water and 1-pentanol. Given that 200 mL of a 5 % EtOH solution in water was extracted with 1-pentanol, calculate the fraction q of the analyte remaining in the aqueous phase (a) if one extraction of 200 mL is performed and (b) ten extractions of 100 mL are performed. (Hint: see page 49 in the manual. 2. For both 1a and 1b now calculate the Extraction Efficiency as a percentage
Solute S has a partition coefficient of 5.5 between water (phase 1) and hexane (phase 2). Calculate the concentration of solute S in hexane if [S]water is 0.054 M. [S]hexane = M If the volume of water is 80.0 mL and the volume of hexane is 17.0 mL, find the ratio of the moles of solute S in hexane to the moles of solute S in water. mol Shexane mol Swater
A solute with a partition coefficient of 4.0 in favor of chloroform is extracted from 10 mL of water. What volume of chloroform is needed to extract 99% of the solute in one extraction? a. 9.99 mL b.24.8 mL OC.2.48 ml d. 248 mL
The partition coefficient, K, for compound A between toluene and water is 7.25. What is the concentration of compound A remaining in the aqueous phase after 40.0 mL of 0.205 M A is extracted with each quantity of toluene indicated? one 35.0 mL portion: [A]= two 17.5 mL portions: (A)2 = five 7.00 mL portions: [A]g = ten 3.50 mL portions: [A] 20 =
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