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An amount of lactic acid is dissolved in water and the reaction is allowed to reach equilibrium. The concentration of the protonated acid is found to be 2.5 M. What is the pH of the solution? pKA= 4, kA=1x10^-4
The Haber process is very important for agriculture because it converts N2 (g) from the atmosphere into bound nitrogen which can be taken up and used by plants. The reaction is N2 + H2->NH3
Compute the equilibrium constant, Keq, for the reaction of equimolar amounts of acetophenone, C6H5COCH3, and hydroxide ion to generate the enolate ion.
The accepted toxic dose of mercury is 300ug/day (micrograms per day). Dental offices sometimes contain as much as 180ug of mercury per cubic meter of air. If a nurse working in the office ingests
Calculate the rpoportion of I2 (iodine) molecules in their ground state, first excited stated
The density of air at ordinary atmospheric pressure and 25 0C is 1.19 g/L. What is the mass of air, in kg, in a room that measures 12.5 ft by 15.5 ft by 8.0 ft?
What mass (in grams) of solid KCl would need to be added to 500 grams of water to make an ideal solution with a boiling point of 106.8
What cell potential (V) would be expected under the following conditions?
Alkynes can be hydrated in the presence of acid and HgSO4, by electrophilic addition of a molecule of water to the triple bond. The reaction proceeds by way of a carbocation intermediate
The hydrogen gas generated is collected over water at 25.0°C. The volume of the gas is 535 mL measured at 1.00 atm. Calculate the number of grams of sodium used in the reaction. (Vapor pressure of water at 25°C = 0.0313 atm.)
Ethylene glycol is used as automobile antifreeze. 6.38g og this compound contains 2.47g of carbon and 0.620g of hydrogen. The rest is oxygen. The molar mass is 62.0g/mole.
Using Gas Chromatography results and mass of your product mixture, calculate the percent yields of both 1-Hexanol and 2-Hexanol.
What volume of carbon dioxide gas is produced after the complete combustion of 1L of methane gas?
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