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A 10.0 mL sample of vinegar, an aqueous solution of acetic acid, is titrated with 0.5062 M NaOH, and 16.58 mL is required to reach the equivalence point.
a. What is the molarity of the acetic acid.
b. If the density of the vinegar is 1.006g/cm3, what is the mass percent of acetic acid in the vinegar?
Assuming that you start with 2.00 g of sodium benzoate and 5 mL of 3M HCL, what is the limiting reagent in this reaction. you may need to calculate mmoles of sodium benzoate first.
Provide four reasons why we did not make N-methyl Prozac using the following route of B2H6, SOCl2, and 4-trifluoromethylphenol
Calculate the standard reduction potential for the reaction for the reaction Cu(III) to Cu(II).
refrigerators are usually kept at about 5 c while room temperature is about 20 c. if you were to take an empty sealed
An indicator has a pKa of 5.7 . It is colorless in acid solution and deep green in alkaline solution.
Cryolite, Na3AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. Balance the equation.
A sample of nitrogen gas is contained in a pistol with a freely moving cylinder. At 0.0 C , the volume of the gas is 375 ml. To what temperature must the gas be heated to occupy a volume of 500.0ml
Calculate the standard reaction enthalpy for the oxidation of nitric acid to nitrogen dioxide, 2NO(g) + O2(g) ----> 2NO2(g) from the standard reaction enthalpies of
Identify the group of elements that corresponds to each of the following generalized electron configurations and indicate the number of unpaired electrons for each:
The vapor pressure of pure liquid A at 300K is 575torr and that of liquid B at 300K is 390torr. The molar volume of A is 0.0262L/mol and that of liquid B is 0.0306L/mol. Calculate the final partial pressures of A and B in the gas phase.
100.0 g of nickel at 150 degc was placed in 1.00 l of water at 25.0 degc. the final temperature of the nickel-water
A black precipitate remaining from the seperation of Cr^3+ and Fe^2+ ions is dissolved in HCl and HNO3. Some NH3 is added, followed by several drops of dimethylglyoxime. (a). A colorless solution results, What do you think happened.
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