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Which of the following below applies to the addition of nucleophiles toalpha, beta-unsaturated carbonyl compounds?
1) The nucleophile can attack either at the carbonyl C atom or else at the beta C atom as both of these have a partial positive charge.
2) Nucleophilic attack at the beta C atom will defer the so-called Michael addition product.
3) Both 1 and 2.
4) Neither 1 nor 2.
Ammonia and hydrogen chloride gases react to form solid ammonium chloride. A 10.0 L reaction flask contains ammonia at 0.483 atm and 22°C, and 169 mL of hydrogen chloride gas at 7.50 atm and 271 K is introduced.
Explain what is the cell potential at 25 if the concentrations are 0.364, 0.342, and 0.895 and the pressure of is 8.90
The first ionization energy of germanium is 762 kj/mol. Upon irradiation with electromagnetic radiation of a particular wavelength, the outermost electron of Ge is ejected with a velocity measured at 2.5 x 10^6 m/s. What is the wavelength of radia..
The current concentration of carbon dioxide in theatmosphere is approximately 387 ppm (by volume). By what percentage does the concentration increase in one year due to fossil fuel combustion
what is the mass of pentane that vaporizes? density is .626gml and pure vapor pressur eis 511 at 25 degree celcius.
Formation of molecules in a reaction, Using the reaction of hydrogen chloride (hydrochloric acid) and calcium hydroxide to produce water and calcium chloride answer the following
Suppose you prepare a 500 ml of .10 M solution aqueous solution of some salt and let it sit out uncovered and some water evaporates. What happens to the concentration of salt
A steel cylinder with nitrogen, hydrogen, and ammonia gases is at 500°C and 4.91 atm. If the partial pressure of nitrogen is 1850 mmHg and hydrogen is 1150 mmHg
Which statement is true concerning the reaction... N(g) + N(g) = N2(g) + energy?
find the concentration of calcium ions in a solution made by adding 3.50 g of calcium fluoride to 750. ml of 0.125 m
A solution of Na3AsO4 is added dropwise to a solution that is 0.0643 M in Bi3+ and 0.000180 M in Cd2+. What concentration of AsO43- is necessary to begin precipitation
Calculate the equilibrium partial pressures of O2, NOCl, NO2, and Cl2. Peq(O2) = . Peq(NOCl) = . Peq(NO2) = . Peq(Cl2) = . (b) Calculate KP for this reaction. KP
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