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1) 16 ml of CH3COOH, are titrated to the end point with 8.0ml 2.0 M KOH in the reaction. what is the molar concentration of acetic acid?
2) 5.0 L of Ba(OH)2 were titrated to the end point with 500 ml 8.0M HCL in the reaction. What was the molar concentration of barium hydroxide solution?
3) A sample of 8.0 ml of 3.0 M beryllium hydroxide was titrated to the end point with 40ml of H3PO4 in the following neutralization reaction:
3Be(OH)2 +2(H)3PO4 react Be3(PO4)2 + 6H2O
What was the molar concentration of phosphoric acid?
What mass of precipitate will form if 1.50L of concentrated Pb(ClO3)2 is mixed with 0.750L of 0.270 M NaI. Assume the reaction goes to completion.
Utilizing the concentration of the stock stearic acid solution and the volume of one drop, Compute the number of moles of stearic acid in the monolayer film
A student carried out several different determinations of the density of the metal ruthenium. The students results were as follows
A 7.81g sample of HCN contains 0.289g of H as well as 4.05g of N. Determine the mass of carbon in a sample of HCN with a mass of 3.68g.
A mixture of 0.156 moles of C is reacted with 0.117 moles of O2 in a sealed 10.0L vessel at 500.K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO
If one person has written a component but others have revised it, who is responsible if the component fails? What are the legal and ethical implications of reusing someone else's component?
The reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide(g) proceeds as follows: 2H2S (g) + 3O2 (g) -----> 2H2O (g) + 2SO2 (g)
If the initial concentration of AB is 0.260 M, and the reaction mixture initially contains no products, what are the concentrations of A and B after 80 s?
A piece of turquoise is a blue-green solid; it has a density of 2.65 g/cm3 and a mass of 2.5 g. Which of these observations are qualitative and which are quantitative?
Consider a particle in a cubic box. Explain what is the degenacy of the level that has energy three times that of the lowest level
While equal molar amounts of the following sets of compounds are mixed in water, explain which will not form a buffer solution
How does the energy of a hydrogen 1s orbital compare with that of a lithium 1s orbital, what is it's sign and what is meant by the term "lower in energy"
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