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5 Stars for showing work. A monoprotic acid with a Ka of 8.91 × 10-5 has a partition coefficient of 4.9 (favoring octanol) when distributed between water and octanol. Find the formal concentration of the acid in each phase when 100 mL of 0.10 M aqueous acid is extracted with 25 mL of octanol at pH 4.00 in water.
Explain why the CO ligand donates the lone pair on carbon in bonding to metals rather than the pair
Calculate the PH and [SO42-] in 500. ml of sulfuric acid solution that was made by dilution of 13.3 mL of 3.0 stock soultion
Gaseous NOBr is placed in a closed container at -180 oC, where it partially decomposes to NO and Br2: 2 NOBr(g) 2 NO(g) + 1 Br2(g) At equilibrium it is found that p(NOBr) = 0.008230 atm, p(NO) = 0.004080 atm, and p(Br2) = 0.004130 atm.
if an athlete expends 1850KJ/h (kilojoules per hour), how long does he have to exercise to work off 1.0lb of body fat?
Polyisobutylene (PIB) is equilibrated in propane vapor at 35 oC. At this temperature, the saturated pressure (p10) of propane is 9050 mm Hg and its density is 0.490 g/cm3
Provide a Diagram of a lab setup that can be used to separate a mixture of ethyl acetate and aspirin (a solid organic compound).
Determine how many grams of copper sulphate are there in 219 grams of an aqeous solution that is 20.2% by weight of copper sulphate?
When 0.539 L of Ar at 1.20 atm and 227°C is mixed with 0.223 L of O2 at 501 torr and 127°C in a 400. mL flask at 27°C, what is the pressure in the flask
When 20 mL of a 120 mL stock solution containing 2 M BaF2 is diluted to 80 mL, what is the concentration of F- in the new solution.
What would you expect to happen if an unknown solution that may contain ions from Groups I through IV were treated with Na2CO3 under basic conditions?
In a cell constructed between a compartment containing a zinc electrode immersed in a 0.1 M ZnSO4 (aq) solution and a compartment containing a copper electrode immersed in a 0.1 M CuSO4 (aq) solution,
a monoprotic acid that dissociates in aqueous solution. If a solution containing 0.50 M lactic acid is 1.66 percent dissociated to ionic form, calculate the value of Ka for lactic acid.
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