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Calculate the pH of a 100 ml solution containing 1.00 g of imidazole (FM 68.08) and 1.00 g imidazole hydrochloride (FM 104.54). pKa of imidazole is 6.993. How many ml of 1.07 M HClO4 should be added to 1.00 g of imidazole to give a pH of 6.993?
Acetyl chloride reactions, What major organic products would you expect to be formed when acetyl chloride reacts with the following reagents?
At a certain temperature a reaction that follow first order kinetics has a rate constant of to be equal to 2.5*10^-3 s^-1 the time in seconds required for the reaction to be 60% complete is
Which response gives all of the members of the following list that are basic salts and none that are not basic salts?
What is the minimum flow rate of water (? = 0.990 g/mL) required to scrub out 90.0% of the incoming NH3? What is the mole fraction of NH3 in the scrubbed waste gas stream?
Select the gas with the largest root-mean-square molecular speed at 25°C. a. NH3 b. CO c. H2 d. SF6
what masses of glaubers salt must be used to provide 6 mol of sodium
The partial molar volumes of water and ethanol in a solution with x(H2O) = 0.40 at 25 degrees C are 16.9 and 57.5 cm^3/mol, respectively.
Draw a saturated and unsaturated hydrocarbon with 4 carbons in length and give their IUPAC
Each carbon-carbon sigma bond in the molecule allene (C3H4) is formed by the overlap of a ___ orbital on each end carbon with a ___ orbital on the central carbon.
what is the geometry of a carbon atom involved in a triple
If all the energy obtained from burning 1.29 pounds of propane (fuel value is 11.09 kcal/g) is used to heat 124.5 kg of water at an initial temperature of 21.5 °C, what is the final temperature
a kilogram of aluminum metal and a kilogram of water are each warmed to 75 degree celsius and placed in two identical
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