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The pH of a 0.010 mol L-1 solution of a weak monoprotic acid is 2.09 at 25oC. What is the pKa for this acid?
Complete the following reactions. Draw structural formula for each reaction. In each case state the type of reaction that is occurring.
How many grams of NO(g) can be formed from 3.0 moles of NH3(g) if there is sufficient O2(g) to use all of the ammonia?
Express the following population estimates for the year 2010 in nanomoles of people. Asia, 4.15 billion people = _______ nmol The world, 6.83 billion people
Write the structure of the compound that would result if the adduct were heated too long in the recrystallization solvent (CH3OH)
Sodium carbonate can be made by heating sodium bicarbonate: 2NaHCO3(s) = Na2CO3(s) + CO2(gas) + H2O(gas) Given that for this reaction delta H = 135.5 KiloJoules and delta G = 33.1 KiloJoules at 25 degrees C, at what temperature will the reaction b..
A sample of material contains contains 20 mg of Iodine ^131. Calculate: A) The number of I ^131 atoms initially present. B) The activity in becquerels and curies.
Aldo Reaction Major and Minor Products from Benzaldehyde and Cyclohexanone. Why is the one you chose the major product
How is the 3D shape of the P-orbitals altered when the radial distribution probability as opposed to the Spherical Harmonic alone? Wolfram Alpha provides information and 2D representations of the Spherical Harmonics to also aid in examination usin..
calculate the molarity and mole fraction of a 1.43 m solution of acetone ch3coch3 dissolved in ethanol c2h5oh. density
Calculate the final temperature that results when a 13.0 -g sample of water at 23.1C absorbs 870 J of heat.
ferrocene a substance used as a gasoline additive but which is also being studied because it shows some anticancer
hard candy is made from very hot solutions of sugar and water with small amounts of added flavorings. in a typical
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