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You identified your unknown compound. How you could use this compound to determine the Kf value for ethyl alcohol? Explain what you would do experimentally.
at 25C, delta H for the combustion of liquid octane, to form CO2 solid and H2O liquid is -5471kJ/mol. Calculate delta E for this reaction at 25C.
Calculate the rate at each time interval & average rate for the reaction and determine the rate of each time interval, and then calculate the average rate for the reaction in terms of [H 2 O].
Compute How many mg of the compound P do you have in 20ml of 4% (w/v) solution of P
An unknown mass of each of sand, initially at 24.0, absorbs 1970 of heat. The final temperature is 62.2 degrees C. Find the mass of sand.
O2 gas is held over a container of water. If the total pressure of the gas mixture is 10.2 atm, what is the concentration of dissolved He in the water?
In a separate experiment, 41.6 g of ClF3 was introduced into an empty 2.00 L container at 700.0 K . What are the concentrations of ClF3, ClF, and F2 when the mixture reaches equilibrium
a 112.2510g irregularly shaped object is placed in a graduated cylinder that contains 25.0 cm cubed of water. What is the solids density if the new water level was 37.5 cm cubed
What is the maximum amount of O2 in grams that can be obtained from 2.00 x 102 g of nitroglycerin?
Write the reaction with water that is the ionization of propionic acid to propionate, draw this out in two ways. First with expanded structures, of course, all atoms and all bonds.
prepare a schematic diagram of the work up procedure, including the column chromatography with acetylferrocene, diacetylferrocene, ferrocene
You are to prepare buffers at pH = 2.8, 4.5, and 7.5. In the 2nd column write the fomulas for the respective weak acid-conjugate base buffer system that is the best choice for each pH from the listed acids
Titration of 80 ml of unknown concentration of H3PO4 requires 126ml of 0.128M KOH. What is the concentration of H3PO4?
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