Calculate the value of the partition coefficient
At 20°C only 0.24 g of an organic acid "A" dissolves in 100. mL of water, but 2.70 g of the same acid dissolves in 100. mL of ether. Calculate the value of the partition coefficient.
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Use the Henderson-Hasselbalch equation to calculate the pH of each solution: a solution that is 0.140 in propanoic acid and 0.125 in potassium propanoate.
In the reaction of 3-methyl-2-butanol and HBr, determine the products that would be made. Explain why the experiment will not be as successful for production of an alkyl bromide as the reaction of 1-butanol with HBr.
The complete combustion of octane, C8H18, the main component of gasoline, proceeds as follows. How many moles of O2 are needed to burn 1.50 mol of C8H18?
The oxygen content of a fuel that is recommended in order to ensure complete combustion about 2.7%. (a) Consider a case where methyl tertiary butyl ether (MBTE) is to be added to the conventional gasoline.
Complete the following table for this titration. Data Table P2: Titration of citric acid in orange juice with sodium hydroxide. concentration of OH-: 0.0769 M volume orange juice: 9.40 mL mass orange juice: 9.56 g volume of OH- solution
Adenosine triphosphate (ATP) is used to generate chemical energy in plant and animal cells. The molecular formula for ATP is C10H16N5O13P3. Determine the mass percent composition of ATP
Greg Nard added an equivalent of 3,4-epoxy-4-methylcyclohexanol to an ether solution of methyl magnesium bromide and then added dilute hydrochloric acid. He expected that the product would be a diol. He did not get any of the expected product. Wha
Water in an enclosed vessel at 17°C contains a concentration of dissolved oxygen of 6 mg/L. At equilibrium, determine the concentration of oxygen in the space above the water in molal fraction. and the total pressure in the vessel. Henry's law
50 ml of .001 molar naoh were titrated with .50 molar hcl, added with a dropper pipet. If each drop has a volume of .040 ml calculate how many drops of hcl are needed to reach the end point of titration.
A sample of oxygen gas has a volume of 387 mL at a temperature of 15.3 C What temperature (in C) is required to change the volume to 439 mL under constant pressure
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