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Problem- Reaction mechanism needed for reacting Guanidine Carbonate with 2,4-pentanedione using NaOAc to give the product 2-amino-4,6-dimethylpyrimidine.
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Calculate the cell potential of the following voltaic cell Zn / Zn2+ ( 1.0 x 10-8 M) // Cu2+ (1.0 x 10-6 M) / Cu a. + 1.16 V b. + 1.03 V c. + 1.14 V d. + 1.06 V e. + 1.10 V
Beakers W, X, Y, and Z contain either aqueous NaOH, KOH, LiOH, or NH4OH. Which beaker contains aqueous ammonia if the light bulb glows brightly when testing the conductivity of beakers W, X, and Z
Ethanol (molar mass = 46 g/mol) can be dehydrated to yield ethene (molar mass = 28 g/mol) by heating it with an excess of concentrated sulfuric acid (acting as a catalyst).
What is the pressure of the gas in this mercury manometer if h = 73 mm and atmospheric pressure
A gaseous mixture contains 0.30 mole of co(g), 0.10 mole of H2(g) AND an Unknown amount of CH4(g) in a litre flask. this mixture is in equilibrium at 1200 deg K acc to
how far will they be separated (in cm) from each other on a plate when the solvent front is developed to 15cm? Draw an approximate picture if what the TLC slide would look like.
A hypothetical element consists of two isotopes of masses 86.95 amu and 88.95 amu with abundances of 35.5% and 64.5%, respectively. What is the average atomic mass of this element?
Mercury is an extremely toxic substance. Inhalation of the vapor is just as dangerous as swallowing the liquid. How many milliliters of mercury will saturate a room that is 15x12x8.0 ft with mercury vapor at 25C
What is the frequency of vibration?
What are the favored geometrical arrangements for ABn molecules for which the Atom has 2,3,4,5 and 6 pairs of electrons in its valence shell?
Use a Slater determinant to write down a wave function for the boron atom that has the proper symmetry with respect to electron exchange. What is the value of the normalization constant for the Slater determinant if the individual atomic orbitals ..
Which indicator would be the best to use when titrating ammonia with nitric acid? Kb of NH3 is 1.8 x 10-5.
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