1. The octanol-water partition coefficient (Kow) for
maleic acid (C4H4O4) is 0.32.
Determine the equilibrium concentration (in mol/L) of maleic acid
in octanol, if the equilibrium concentration of maleic acid in
water is 4.53 x 10-2. Report your answer to three
significant figures in scientific notation.
b) The octanol-water partition coefficient (Kow) for
4-methylphenol (C7H8O) is 93.33. At
equilibrium, the concentration of 4-methylphenol
(C7H8O) was found to be 6.32 x
10-3 M in octanol. Determine the mass (in g) of
4-methylphenol in 33.4 mL of water. Report your answer to three
significant figures in scientific notation.
1. The octanol-water partition coefficient (Kow) for maleic acid (C4H4O4) is 0.32. Determine the equilibrium concentration...
The octanol-water partition coefficient (Kow) for trichloromethane (CHCl3) is 93.33. Determine the equilibrium concentration (in mol/L) of trichloromethane in octanol, if the equilibrium concentration of trichloromethane in water is 6.26 x 100. Report your answer to three significant figures in scientific notation. Submission not graded. Use fewer digits. Tries 1/3 Previous Tries (5.84x10^4mol/L) is wrong 2. The octanol-water partition coefficient (Kow) for 1,3,5-trichlorobenzene (C6H3Cl3) is 30902.95. At equilibrium, the concentration of 1,3,5-trichlorobenzene (C6H3Cl3) was found to be 4.29 x 10-1...
1. The octanol-water partition coefficient (Kow) for 1,2-diphenylhydrazine (C12H12N2) is 21.88. Determine the equilibrium concentration (in mol/L) of 1,2-diphenylhydrazine in octanol, if the equilibrium concentration of 1,2-diphenylhydrazine in water is 6.23 x 10-3. Report your answer to three significant figures in scientific notation. Submit Answer Tries 0/13 2. The octanol-water partition coefficient (Kow) for trimethylamine (C3H9N) is 1.45. At equilibrium, the concentration of trimethylamine (C3H9N) was found to be 5.57 x 10-1 M in octanol. Determine the mass (in g)...
An important parameter is called the octanol-water partition coefficient, Kow, which is related to the tendency of molecules to accumulate in fat tissue. Consider Benzene, for which the octano-water partition coefficient is 135. Suppose you do extractions from a 75.0 mL sample of water containing.250g/L of benzene. a) What is the concentration (g/L) of benzene remaining in the water after 1 extraction using 10.0ml portions of octanol? b) how much octanol would you need per extraction, to remove 99.99% of...
A monoprotic acid (Ka = 4.31 x 10) has a partition coefficient of 4.4 (in favor of octanol) when distributed between water and octanol. Find the concentration of the acid in the octanol when 100 mL of 0.10 M aqueous solution of the acid is extracted with 27 mL of octanol at pH 9.00. a. 0.010 M b. 0.0000276 M OC. 0.00001 M d.0.099 M
A monoprotic acid (Ka = 4.31 x 10-5) has a partition coefficient of 4.4 in favor of octanol) when distributed between water and octanol. Find the concentration of the acid remaining in the aqueous phase when when 100 mL of 0.10 M aqueous solution of the acid is extracted with 27 mL of octanol at pH 4.00. a. 0.17 M b.0.546 M OC. 0.01 M o d. 0.0546 M
1. Calculate the hydronium ion concentration and the hydroxide ion concentration in lime juice with a pH of 2.0. Report answers in scientific notation and 2 significant figures Hydronium ion concentration = Hydroxide ion concentration = 2. What are the hydronium and hydroxide ion concentrations in a solution whose pH is 6.52? Report answers in scientific notation and 2 significant figures Hydronium ion concentration = Hydroxide ion concentration = 3. Which is the stronger acid, NH4+ or HBrO? Hint: Compare...
Determine the concentration of Se 2 − in a 0.074 M solution of hydroselenic acid, H 2 Se . H 2 Se ( a q ) + H 2 O ( l ) − ⇀ ↽ − H 3 O + ( a q ) + HSe − ( a q ) K a 1 = 1.29 × 10 − 4 HSe − ( a q ) + H 2 O ( l ) − ⇀ ↽ − H 3...
Perform calculations for polyprotic acids Question Determine the concentration of Croa in a 0.031 M solution of chromic acid, H, CrO4. H,CrO4(aq) + H20(I) = H30+(aq) + HCrO] (aq) Ka = 9.6 HCrO2 (aq) + H2O(l) = H30+(aq) + Cro2- (aq) Kaz = 3.2 x 10-7 Report your answer in scientific notation with the correct number of significant figures. Provide your answer below:
1. HA is a weak unknown acid with a Ka = 2.50 x 10-1. If 1.00 moles of HA is dissolved in water, then use the ICE method to determine the equilibrium concentration of A-1(aq). Report your answer to two sig figs without a unit label.... don't use scientific notation.
HA is a weak unknown acid with a Ka = 2.50 x 10-1. If 1.00 moles of HA is dissolved in water, then use the ICE method to determine the equilibrium concentration of A-1(aq). Report your answer to two sig figs without a unit label.... don't use scientific notation.