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Determine the answer to each of the following: a) the number of unpaired electrons in the Mn2+ ion: show valence orbital diagram b) a possible set of quantum numbers (n, l, ml, ms) for an electron occupying a 5p orbital
A student measures the volue of acetone delivered by a 5 mLvolumetric pipette several times and obtains volumes of 4.98, 4.95, 4.86, 4.91 and 4.90 mL. The average volume delivered by the pipette is 4.92 mL. What is the deviation of the first measu..
Which of the following statements are correct concerning the comparison of the physical properties of pentane and diethyl ether
That would mean it wouldn't have any electrons to give. Can anyone answer this for me as to why there are 28 electrons being transferred if hydrogen has a oxidation state of +1 meaning it doesn't have any electrons to give?
A sample of xenon gas collected at a pressure of 189 mm Hg and a temperature of 290 K has a mass of 110 grams. The volume of the sample is
salicylic acid reacts with methanol to produce oil of wintergreen and water. If water is added to the solution, a precipitate is formed. identify the precipitate and explain why it is formed.
What is the pH of the final solution mixture? KA1=6.2x10^7 KA2=4.4x-^-11
The coinage metals-copper, silver, and gold-crystallize in a cubic closest packed structure. Use the density of copper (8.95g/cm3) and its molar mass
20 kg of gas burns with 83kg of oxygen produces how much total mass of carbon dioxide and water?
Determine the pH of the acid solution before the titration begins and the pH at the equivalence point when 50.0 mL of the NaOH has been added. The Ka of HF is 7.2*10^-4
Distinguishing the given compounds by Infrared spectroscopy, Cyclohexene and 2-hexyne both have the molecular formula C6H10
Standard Temperature and Pressure of Chlorine, Chlorine is widely used to purify municipal water supplies and to treat swimming pool waters. Suppose that the volume of a particular sample of Cl2 gas is 8.70 L at 895 torr and 240C.
If 23mL of 6.4M H2SO4 was spilled, what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid.
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