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Compare and contrast nucleophilic addition to a carbonyl under acidic and basic conditions. Why can't a Grignard reaction be achieved under acidic condition? For full points, provide mechanism for nucleophilic addition under both basic and acidic conditions.
Carbon dioxide is eliminated from pyruvate ions by a decarboxylase enzyme through the following first order reaction Pyruvate(l) goes to CO2(g) + acetaldehyde(l)
This assignment inhibits chemistry Laboratory Questions.
You have a mixture of 3 proteins, listed in the table below with their relevant properties. You areinterested in isolating aspartate transaminase using ion exchange chromatography with DEAE resin. Giventhe values in the table below
write the balanced chemical equation for each of the following equilibrium constant expressions: a)Kc=[CO2][H2]/[CO][H2O. b)Kc=[H2][F2]/[HF]^2. c)Kc=[O2][HCl]^4/[Cl2]^2[H2O]^2. d)Kc=[CS2][H2]^4/[Ch4][H2S]^2.
Divers experience a problem known as the bends when they come up to the surface too fast. in 200-300 words can you link this phenomenon with solubility
High-purity benzoic acid (C6H5COOH; change H (rxn) for combustion = -3227 kj/mol) is used as a standard for calibrating bomb calorimeters. A 1.221-g sample burns in a calorimeter
Compute the density of both an ideal as well as a hard sphere gas with molar mass 30 grams/mole that has a b parameter of 0.037 L/mol. The pressure is 1000atm as well as the temperature is 50 K.
What are the organic chemical groups that compose carbohydrates? How are carbohydrates classified according to the presence of those groups?
Suggest chemical reactions that could be used to identify the contents of four unlabeled bottles containing solutions of the following substances: CuSO4, Al2(SO4)3, Pb(NO3)2, and FeSO4.
The Nernst Equation applies to both cell reactions and half-reactions. For the conditions specified, calculate the potential for the following half reactions at 25 degrees C.
names of five alkenes having the molecular formula C6H12 that produce hexane on catalytic hydrogenation
A room contains 47kg of air. How many kilowatt-hours of energy are necessary to heat the air in the house from 7 degrees celsius to 26 degrees celsius
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