A 25.0 mL aqueous solution contains 500.0 mg of a compound. Calculate the amount of solid...

A 25.0 mL aqueous solution contains 500.0 mg of a compound. Calculate the amount of solid extracted by diethyl ether from the solution by each of the following extraction procedures (assume a distribution coefficient (K) of 5.0 for each extraction):

a. A single 15.0 mL extraction with diethyl ether.

b. A single 150.0 mL extraction with diethyl ether.

c. Three sequential 5.0 mL extractions with diethyl ether.

show work please

Solutions

Expert Solution

queen_honey_blossom answered 1 year ago

Next > < Previous

Related Solutions

Please calculate the amount of a compound (A) that remains in 10 mL of an aqueous...

Please calculate the amount of a compound (A) that remains in 10 mL of an aqueous phase after three extractions with toluene (10 mL each) if the partition ratio (KD) is a) KD = 9, b) KD = 3. Show your calculations.

Q2: When 500.0 mL of 2.00 M Ba(NO3)2 solution at 25.0 °C is mixed with 500.0...

Q2: When 500.0 mL of 2.00 M Ba(NO3)2 solution at 25.0 °C is mixed with 500.0 mL of 2.00 M Na2SO4 solution at 22.0°C in a coffee-cup calorimeter, the white solid BaSO4 forms, and the temperature increases to 28.2°C. Assume that the calorimeter is insulated and has negligible heat capacity, the specific heat capacity of the solution is 4.184 J/g°C, and the density of the final solution is 1.0 g/mL. Answer the questions below using the Balanced Equation: Ba(NO3)2 (aq)+...

Calculate the amount of solution (g or mL) that contains each of the following amounts of...

Calculate the amount of solution (g or mL) that contains each of the following amounts of solute. 5.2 g of LiNO3 from a 35 %(m/m) LiNO3 solution. 31.6 g of KOH from a 20.0 %(m/m) KOH solution. 3.1 mL of formic acid from a 18 %(v/v) formic acid solution.

A 25.0 mL sample of a 0.3400 M solution of aqueous trimethylamine is titrated with a...

A 25.0 mL sample of a 0.3400 M solution of aqueous trimethylamine is titrated with a 0.4250 M solution of HCl. Calculate the pH of the solution after 10.0, 20.0, and 30.0 mL of acid have been added; pKb of (CH3)3N = 4.19 at 25°C.

A solution is made by mixing 30.0 mL of 0.150M (mol/L) compound A with 25.0 mL...

A solution is made by mixing 30.0 mL of 0.150M (mol/L) compound A with 25.0 mL of 0.200M (mol/L) compound B. At equilibrium, the concentration of C is 0.0454M. Calculate the equilibrium constant, K, for this reaction. A (aq) + 2B (aq) <---> C (aq)

Consider a solution made by mixing 500.0 mL of 0.03158 M Na2HAsO4 with 500.0 mL of...

Consider a solution made by mixing 500.0 mL of 0.03158 M Na2HAsO4 with 500.0 mL of 0.04202 M NaOH. Complete the mass balance expressions below for Na and arsenate species in the final solution. [Na+] = ____ M [HAsO42-] + [__] + [__] + [__] = ____ M

An aqueous solution contains 5.8% KBr by mass. Calculate the molality of the solution. Calculate mole...

An aqueous solution contains 5.8% KBr by mass. Calculate the molality of the solution. Calculate mole fraction of the solution. Please help

What is the pH of the titration solution when 25.0 mL of .200 M aqueous formic...

What is the pH of the titration solution when 25.0 mL of .200 M aqueous formic acid, HCO2H, is titrated with 50.0 mL of 0.100 M aqueous potassium hydroxide, KOH? The Ka for formic acid is 1.8x10-4. A. 8.52 B. 7.00 C. 5.71 D. 8.29 E. 10.26

A brine solution for cheese making contains 228.5 g of sodium chloride (NaCl) in 500.0 mL...

A brine solution for cheese making contains 228.5 g of sodium chloride (NaCl) in 500.0 mL of solution. (a) Calculate the molarity of sodium chloride in the brine solution. (b) How many liters of a stock solution of 18.28 M sodium chloride solution would be required to prepare 1.000 L of the brine solution? [Hint: Use the result from part (a).]

An unknown compound (152 mg) was dissolved in water to make 75.0 mL of solution. The...

An unknown compound (152 mg) was dissolved in water to make 75.0 mL of solution. The solution did not conduct electricity and had an osmotic pressure of 0.328 atm at 27°C. Elemental analysis revealed the substance to be 78.90% C, 10.59% H, and 10.51% O. Determine the molecular formula of this compound by adding the missing subscripts.

Subjects