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Compare the amount of energy released by the complete combustion of 1 gallon of ethanol with the amount of energy released by the complete combustion of 1 gallon of octane.
Calculate the pH during the titration of 50.00 ml of 0.0500 M NaOH with 0.1000 M CH3CO2H after the addition of the following volumes
Compare alkalide ion with the neutral alkali atom - For a given alkali metal, how does the ionic radius of the alkalide ion compare to that of the neutral alkali metal atom? Explain using physical arguments.
the solvent system used fortlc in this lab is a 311 mixture of n-butanolacetic acidwater.the pka of acetic acid is
A Buffer solution with a pH reading of 8.50 was prepared by mixing 0.25 mole acid(HA) and 0.05 mole NaOH in 500.0ml DI water.
Write the half-reactions that occur in the two electrode compartments. (Type your answer using the format [Ag] for Ag and Ag for Ag. Also, the first box gets the coefficient)
Suppose you take a trip to a distant universe and find that the periodic table there is derived from an arrangement of quantum numbers different from the one on Earth
What mass of H2C2O2 is required to prepare 250 mL of a 0.15 M H2C2O4 solution
The density of an unknown metal is 8.94 g/cm^3 and its atomic radius is 0.126 nm. It has a face-centered cubic lattice.Find the atomic weight of this metal.
Why does aluminum hydroxide readily dissolve in concentrated NaOH but not in concentrated NH3? Please give a thorough explanation, not just a short answer.
Calculate the absorbent coefficient (e) when the absorbance of a 2.8 x 10^-4 M solution of proline at 280 nm is 0.45 and the path length is 1 cm
The pH of a 0.25 M aqueous solution of hydrofluoric acid, HF, at 25.0 °C is 2.03. What is the value of Ka for HF
a 260- flask contains pure helium at a pressure of 743 . a second flask with a volume of 470 contains pure argon at a
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