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Draw a reaction profile to illustrate the conversion of 2-methyl-2-butanol and HCl to 2-cloro-2-methylbutane and water. Label enthalpy of activation, ?H‡, for the rate-determining step and the enthalpy,?Hrxn, for the overall reaction.
Given the values of Ka and Kb below, which of the systems given would be most suitable to use to construct a buffer of pH 9
How much heat do you need to raise the temperature of 150 g of gasoline from 30oC to 15oC?
An aerosol spray can with a volume of 350. mL contains 2.29 g of propane gas (C3H8) as a propellant. (a) If the can is at 25°C, what is the pressure in the can? (b) What volume would the propane occupy at STP?
calculate the activity of uranium-238 in 100 grams of uranium ore containing 5 weight percent u308. what is the
The addition of bromine to ethene in the presence of high concentration of chloride ion in an inert solvent results in the formation of 1,2-dibromoethane and 1-bromo-2-chloroethane.
Calculate the number of oxygen molecules per liter of air if the temperature and pressure were 25°C and 1.00 atm, respectively.
What is the maximum amount (in grams) of sulfur dioxide that can be produced by the reaction of 1760 g of dihydrogen sulfide with 4890 g of oxygen according to the balanced equation below
A person who has taken antibiotics for several weeks because of a severe bacterial infection may develop a deficiency of which vitamin
How many hours will it take to produce 61.0 kg of Al metal by the reduction of Al3+ in an electrolytic cell using a current of 484 amps?
How many grams of hydrochloric acid are in 500.0 mL of a 5.000 M solution? 1. 36.50 g 2. 54.75 g 3. 73.01 g 4. 91.25 g
Large quantity of ammonia are burned in the presence of platinum catalyst to give nitric oxide as d first step in the preparation of nitric acid.
How many salt complexes would result if you treated racemic phenethylamine with racemic tartaric acid? After treating them with NaOH and extracting
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