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Problem- For a process at constant temp what is the relationship between Gibbs free energy and the changes in enthalpy and entropy for the system?
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Trouble calculating theoretical and percent yield for this reaction: Pb (NO3)2 + K2CrO4 = 2KNO3 + PbCrO4 Starting quantities are 50ml, 1M solution for each reactant.
hydroxylamine is titrated to the equivalence point with 35.8 m of .15 M HCl. What is the pH at the equivalence point?
Compare and contrast the number of representative particles and the mass of UF6 with the number of representative particles and mass of CCl3CF3. Explain any differences you observe.
Hydrocarbons containing halogens are very useful molecules in synthetic chemistry. Use tabulated thermodynamic data as needed to calculate
The nitro substituent was introduced in meta position of the methyl benzoate in nitration of methyl benzoate. Why does it prefer the meta position and not ortho and para
Nitrosyl bromide, \rm NOBr, is formed in the reaction of nitric oxide, \rm NO, with bromine, \rm Br_2: \rm 2NO(g)+Br_2(g)\rightleftharpoons 2 NOBr(g) The reaction rapidly establishes equilibrium when the reactants are mixed.
The activation energy of a certain reaction is 32.3kJ/mol . At 20 degrees C, the rate constant is 0.0130s^-1. At what temperature would this reaction go twice as fast? The equation that is given is ln(K2/K1)=Ea/R((1/T1)-(1/T2)) a. what is R in thi..
Compare and contrast the steps of fatty acid oxidation and synthesis. Explain what ketone bodies are and why they build up in diabetes. What's the metabolic outcome
Assume that the volume remains constant when the base is added. when the reaction is complete, what is the concentration ratio of conjugate base to acid. How many moles of strong base were initially added
Confirm that the z-component of orbital angular momentum is a basis for an irreducible representation of A2 symmetry in C3v.
A flask contains 0.500 mol of liquid bromine, rm Br_2. Determine the number of bromine molecules present in the flask.
N2O5 decomposes with a first order rate constant of 4.81*10-4 sec. If the preliminary concentration is 1.65*10-2 m, Explain what is the concentration after 825 seconds
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