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Calculate the H+ concentration in a .02M solution of a moderately strong acid HA where the Ka is 3.0x10^-2 and the degree of dissociation of the acid
A 3.00-liter sample of gas is at 417 Kelvin and 0.65 atmosphere. If the volume is decreased to 1.50 liters and the pressure of the gas is increased to 1.95 atmospheres, what will be the temperature of the sample?
What happens to the interference pattern that results from the diffraction of electrons passing through two closely spaced slits if the rate of electrons going through the slits is decreased to one electron per hour
in a .1000 M NaOH solution, 20.76 mL of the NaOH solution were required t neturalize completely 13.15 mL of the malonic acid solution; what is the molarity of the malonic solution?
what is the molarity of all solutes in this solution. what is the osmotic pressure of the solution at 25 C. assume total dissociation of NaCL.
determine the maximum number of coordination sites that the ligand can occupy on a single metal ion.
Using Henry's law, calculate the molar concentration of O2 in the surface water of a mountain lake saturated with air at 20 ^ C and an atmospheric pressure of 665 torr. The partial pressure of O2 is .21 atm.
Write a detailed, stepwise mechanism for all steps in the addition of HBr to 1-pentene in the presence of peroxide. Show all intermediates and use cuved arrows as appropraite.
Which is the limiting reagent in the reaction between Copper sulfate pentahydrate and ammonia?
What is the cell potential at each of the given volumes as a. 5.00 mL,b. 12.00 mL,c. V equilvalence pointd. 48.00 mL of added Ce4+?
in an organic compound % of carbon is 75.2%,% of hydrogen is 10.75 and % of oxygen is 14.03..Find the empirical formula of compound?
Describe the bonding in N3- (Azide ion) in terms of an molecular orbital picture in which each terminal N atom is sp hybridized with one hybrid orbital accommodating one lone pair of electrons
Calculate the molarity of hypochlorite ion in a commercial bleach solution. It contains 5.25% sodium hypochlorite by mass and the density ofthe solution is 1.08 g/mL.
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