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Suggest at least one characteristic absorption each in the IR spectra of 9 fluorenone and 9 hydroxyfluorene that could be used to distinguish between these two compounds
15.0mL of 0.50 HCl is added to a 100.0mL sample of 0.200 M HNO2. What is the equilibrium concentration of NO2. ions. (Ka for HNO2= 4.0 x 10^-4)
If 10.7ml of 0.105 M NaOH ir required to reach the first equivalence point of a solution of citric acid (H3C6H5O7), how many milliliters of NaOH are required
combustion of 1.031g of a compound containing only carbon hydrogen and oxygen produced 2.265g if carbondioxide and
if 16.87 grams of nitric acid are reacted with a large amount of aluminum metal what volume of hydrogen gas would be
also why are the energy minimization bond angles not the same as the ideal bond angles?
Polyethylene is a polymer consisting of only carbon and hydrogen. If 2.300 g of the polymer is burned in oxygen it produces
Sodium Chloride (NaCl), Please express answer in grams and breakdown of how answer was derived
The solubility of O2 in water is 6.5 mg/L at an atmospheric pressure of 1.0 atm and temperature of 40 degrees C. Calculate the Henry's Law constant of O2 at 40 degree C. The mole fraction of O2 in air is .209
How many orbitals in an atom can have each of the following designations? (a) 3d (b) 4f (c) 3p (d) n = 3
a gas occupies 4.04 l at 860 torr and 10c. what volume will it fill if the pressure is changed to 731 torr and the
Calculate the percentage composition by mass of each of the elements in sulfuric acid. Report each of your answers to 4 significant figures
Suppose a 500 mL solution contains 0.50 millimoles of Co(NO3)2, 100.0 millimoles of NH3, and 175.0 millimoles of ethylenediamine. What is the concentration of Co 2+ (aq) in the solution?
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