Question
In: Chemistry
Assume an organic compound has a partition coefficient between water and ether equal to 6.90. If...
Assume an organic compound has a partition coefficient between water and ether equal to 6.90. If there are initially 6.96 grams of the compound dissolved in 80.0 mL of water, how many grams will remain in the aqueous layer after extraction with one 25.0 mL portion of ether?
Solutions
queen_honey_blossom answered 2 years agoRelated Solutions
3.The partition coefficient of Compound A is 7.5 in dichloromethane (a.k.a. methylene chloride) with respect to...
3.The partition coefficient of
Compound A is 7.5 in dichloromethane (a.k.a. methylene chloride)
with respect to water.
a- If 5 grams of Compound A were dissolved in 100 mL of water,
how much of Compound A would be extracted with
four 25-mL portions of dichloromethane?
Extraction 1:
Extraction 2:
Extraction 3:
Extraction 4:
b- a.After four extractions, what percentage of
the Compound A has been extracted (use percent
recovery)?
c- a.You are tired and want to finish your experiment as...
3.The partition coefficient of Compound A is 7.5 in dichloromethane (a.k.a. methylene chloride) with respect to...
3.The partition coefficient of
Compound A is 7.5 in dichloromethane (a.k.a. methylene chloride)
with respect to water.
If 5 grams of Compound A were dissolved in 100 mL of water, how
much of Compound A would be extracted with four
25-mL portions of dichloromethane?
Extraction 1:
Extraction 2:
Extraction
3:
Extraction 4:
b.After four
extractions, what percentage of the Compound A has been extracted
(use percent
recovery)?
c.You are tired and want to finish
your experiment as quickly as possible....
what are the advantages and disadvantages of determining the actanol-water partition coefficient of compounds by oscillation...
what are the advantages and disadvantages of
determining the actanol-water partition coefficient of compounds by
oscillation method?
A compound distributes between benzene (solvent 1) and water (solvent 2) with a distribution coefficient, K...
A compound distributes between benzene (solvent 1) and water
(solvent 2) with a distribution coefficient, K = 2.7. If 1.0g of
the compound were dissolved in 100mL of water, what weight of
compound could be extracted by THREE sequential 10-mL portions of
benzene?
What weight of compound could be extracted if
ONE 30-mL portion of benzene were used.
If the distribution constant, K were 0.5, for the distribution
of a compound between benzene (solvent 1) and
water (solvent 2), and...
A compound distributes between benzene (solvent 1) and water (solvent 2) with a distribution coefficient, K...
A compound distributes between benzene (solvent 1) and water
(solvent 2) with a distribution coefficient, K = 2.7. If 1.0g of
the compound were dissolved in 100mL of water, what weight of
compound could be extracted by THREE sequential 10-mL portions of
benzene?
What weight of compound could be extracted if
ONE 30-mL portion of benzene were used.
If the distribution constant, K were 0.5, for the distribution
of a compound between benzene (solvent 1) and
water (solvent 2), and...
A quantity of 6.732 g of an organic compound is dissolved in water to make 270.0...
A quantity of 6.732 g of an organic compound is dissolved in
water to make 270.0 ml of solution. The solution has an osmotic
pressure of 1.43 atm at 27 C. The analysis of this compound shows
that it contains 41.8% C, 4.7% percent H, 37.3% O, and 16.3% N.
Calculate the molecular formula of this compound
A monoprotic acid, HA, with a Ka of 6.35 × 10-5 has a partition coefficient of...
A monoprotic acid, HA, with a Ka of 6.35 × 10-5 has a partition
coefficient of 4.5 (favoring octanol) when distributed between
water and octanol. Find the formal concentration of the acid in
each phase when 100 mL of 0.100 M aqueous acid is extracted with 35
mL of octanol.
a. at pH 4.00
-in water ___ M -in octanol ___ M
b. at pH 9.00
-in water ___ M -in octanol ___ M
Assume that the spot exchange rate between U.S. Dollar and Chinese Yuan is $1 = 6.90...
Assume that the spot exchange rate between U.S. Dollar and
Chinese Yuan is $1 = 6.90 yuans
Compute the direct exchange rate between U.S. $ and Chinese
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You have 2.00g of your organic product dissolved in 60 mL of water. The distribution coefficient...
You have 2.00g of your organic product dissolved in 60 mL of
water. The distribution coefficient of this compound in ether and
water is 5. How much of your compound would be extracted by one 60
mL portion of ether? How much would be extracted if you used three
20 mL portions instead?
Solute A has a distribution coefficient of 9.0 between methylene chloride and water. Show that extracting...
Solute A has a distribution coefficient of 9.0 between methylene
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mole of A in 100. mL of water is more efficient if two 25
extractions with methylene chloride are performed rather than a
single 50. mL extraction with methylene chloride.
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