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How Ostwald's theory and quininoid theory explain the action of indicators
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Calculate the volume of 0.0300 M Ce4+ required to reach the equivalence point when titrating 41.0 mL of 0.0200 M C O2 2-4 (oxalate ion).
Assume that you have carried out a radical chlorination reaction on (R)-2- chloropentane and have isolated (in low yield) 2,4-dichloropentane.
A solution contains 0.115 mol H2O and an unknown number of moles of sodium chloride. The vapor pressure of the solution at 30 degrees C is 25.7 torr. The vapor pressure of pure water at 30 degrees C is 31.8 torr. Calculate the number of moles of s..
Which of the following involve an increase in the entropy of the system under consideration?
Calculate the amount of N2 gas released (in liters) when the diver returns to the surface of the water where the partial pressure of N2 is 0.80 atm.
Question- How much heat must be removed to freeze a tray of ice cubes at 0 C if the water has a mass of 225 grams
Measuring concentration of acetic acid and other organic acids in an aqueous solution, What analytical method would be employed to measure and determine the concentration of each acid in solution. Would this be a GC/MS analysis
Show the hybridization of the bonding orbitals for germanium tetrafluouride. a. determine type of hybrid formed b.type of molecular geometry
A 9.4-g sample of powdered titanium was added to a graduated cylinder originally containing 6.8 mL of water. After addition of the titanium, the water level in the graduated cylinder was 8.9 mL. What is the density of titanium
Calculate the mass of nitrogen dissolved at room temperature in an 84.0 home aquarium. Assume a total pressure of 1.0 and a mole fraction for nitrogen of 0.78.
What is the molecular weight of the unknown acid. The same acid in #1 is titrated; the pH of the solution after the addition of 22.10 ml of base is 5.02. What is the Ka for the acid
Describe the technique you would use to determine the density of approximately 5 gram samples of the following at 20 degrees celcius and 1 atmosphere pressure:
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