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Your task is to convert o-xylene into o-diaminobenzene. Which sequence of reagents constitutes the best method?
A) NaNH2 and heat
B) NBS/CCl4; then NH3; then Br2/OHC)
C) KMnO4, OH-, heat; then H3O+; then PCl5; then NH3, then Br2/OHD)
D) KMnO4, OH-, heat; then H3O+; then SOCl2; then NH3; then LiAlH4; then Br2/OHE)
E) KMnO4, OH-, heat; then H3O+; then NH3 with H2/Ni
A cylinder contains 28,500 ml of oxygen gas at a pressure of 1368 mm Hg and a temperature of 25 C.
Give the bond angle and describe the shape around the central atom designated in this molecule. O in HO of H3PO4 (no H-P bond) a. trigonal planar; 120° b. trigonal planar;
2 NO(g) +Cl2->2NOCL(g) the observed rate law is Rate= K(NO)^2(Cl2). What is the reaction order with respect to nitrohen monoxide with respect to Cl2? Wht id the overall order
What bond angles do you expect for each of the following, and what kind of hybridization do you expect for the central at atom in each?
Determine the volume of 0.220 M KOH solution required to neutralize each of the following samples of sulfuric acid. The neutralization reaction is:
calculate the empirical formula for a chemical compound which gives the following analysis 12.6 percent lithium 29.2
A) aqueous naoh and ch3ch2co2h B) aqeous naoh and c6h5so3h c) ch3ch2Li in hexane and ethyne d) ch3ch2Li in hexane and ethyl alcohol
If 0.420 mol of a nonvolatile nonelectrolyte are dissolved in 3.90 mol of water, what is the vapor pressure PH2O of the resulting solution. The vapor pressure of pure water is 23.8 torr at 25.0 degrees C. Express your answer numerically in torr.
The d-d transition in [Ti(H2O)6]+3(aq) produces an absorption maximum at 500 nm. What is the magnitude of ? for this complex in kJ/mol? HINT: E = h ? and c = ?
a 25.00-ml sample of propionic acid ch3ch2cooh of unknown concentration was titrated with 0.104 m koh. the equivalence
Calculate the mass percent of a solution that is prepared by adding 70.9g of NaOH to 492g of H20 ... I read that the way to calculate this is Solute/solution x 100%
Calculate the pH of the solution, taking into account the activity coefficients for H+ (yH+ = 0.933) and IO3- (yIO3- = 0.928). Assume yHIO3 = 1. (Hint: quadratic)
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