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1. Which of the following proceeds with syn addition? a. Hydroboration of an alkene b. hydrobromination of an alkene c. radical bromination of an alkane d. contra-Markovnikof hydrobromination of an alkene with dialkyl peroxide initiation e. epoxidation of an alkene followed by hydroxide opening of the epoxide (the overall result of both steps). 2. Which of the following proceeds with anti addition? a. hydroboration of an alkene b. hydrobromination of an alkene c. radical bromination of an alkane d. contra-Markovnikof hydrobromination of an alkene with dialkyl peroxide initiation e. epoxidation of an alkene followed by hydroxide opening of the epoxide (the overall result of both steps).
gold-198 is a beta emitter with a half-life of 2.7 days. what percentage of a gold-198 sample remains after 13.5 days?
The total phosphate concentration is 0.001 M. No other weak acids or bases are present. How many millimeters of 0.5 M H2SO4 are needed to decrease the pH of 1 liter of this water to 6.0
How many moles of HCL must be added to 1.50L of 1.70M KOH to obtain a pH of 2.00?
a bottle containing 315 g of cleaning solution is used for carpets. if the cleaning solution has a specific gravity of
Calculate the [H3O+] and the pH for a buffer that consists of 0.13 M HF and 0.29 M KF. (Ka of HF = 6.8x10^-4)
Fumaric acid, a diastereomer of maleic acid, requires a much higher temperature before it dehydrates; when it does, it also yields maleic anhydride.
Calculate the amount of heat required to completely sublime 68.0 g of solid dry ice CO_2 at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3 kj/mol.
at 80 degrees celsius the vapor pressures of pure liquids X,Y and Z are 385, 190,and 66 mm Hg, respectively. What pressure must be exerted on the surface of a solution containing one mole of X, three mole of Y, and two moles of Z for boiling to be..
How many grams of patassium chlorate decompose to potassium chloride and 524 mL of O_2 at 128C and 752 torr?
Calculate the molar concentration of ferrocyanide in a solution of 0.031 M ZnSO4 saturated with Zn2Fe(CN)6. ZnSO4 will be completely dissociated into Zn2+ and SO42-
if your input is a radiative heat source at 150 C, what is the rate at which heat needs to be added to produce the desired work and at what temperature will the engine dump exceess heat?
If 17.0 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia?
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