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Predict the major organic product formed in the addition of HBr to 2,3-dimethyl-2-butene. Provide a stepwise mechanism for the reaction, showing all electron movement using the curved arrow convention. Sketch a qualitative energy level diagram for the mechanism labeling all relevant points.
0.2356 g sample containing only NaCl and BaCl2 yielded 0.4637g of dried AgCl. Calculate the percent of each compound in the sample.
What is the wavelength of an electron traveling with a velocity of 7.0 times 10 to the 3rd power?
determine that the temperature of your distilled water is 24.5°C. You carefully determined the mass of a clean dry beaker and found that it was 58.1884 g.
The decomposition of hydrogen peroxide is first order in H2O2. 2H2O2 -----> 2H2O + O2 The rate constant for this reaction at 20 C is 1.8 * 10^-5 s^-1
Explain the fact that even though dibenzoylmethane (C6H5COCH2COC6H5) is not a methyl ketone, it gives a positive iodoform test when treated with the NaOH and I2.
Trimethylamine (CH3)3N is a substance responsible in part for the smell of fish. it has a boiling point of 3.5 degrees c and a molecular weight of 59.1.
Suppose you were given a pure stereoisomer that rotated the plane polarized light either +60 degrees or -120 degrees, i.e a uniform colour is observed for both of these readings.
Car air bags operate by the explosive reaction of NaN3: 2NaN ( ) 2Na( ) 3N ( ) 3 2 s s + g
Sulfuric Acid is the most commonly produced industrial chemical in the world. It is shipped in a concentrated form to save volume and weight.
Define fission and fusion. Describe both processes including the nuclear reactions for both prcesses.
A phase change occurs at 298 K and deltaS system - -13.5 J/K. What is the change in the entropy of the surroundings?
Calculate the percent ionization of arsenous acid (H3AsO3) in solutions of each of the following concentrations (Ka = 5.1e-10.) (a) 0.217 M % (b) 0.598 M % (c) 0.726 M %
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