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what is the fundamental mechanism by which enzymes enhance the rate of chemical reactions
The native conformation of a protein represents the lowest energy state of the polypeptide. Would you expect it to be always true
At a certain temperature 16.7 mL of .45 M NaOH solution is required to titrate 30.0 ML of a 0.1 M KCL solution saturated with potassium bitartrate. What is the Ksp of KHT at this temperature
A student was using the concentrations of pipet calibration data listed in the Background Information for the determination of ka or propionic acid. Explain the problem the student encountered when preparing the following equilibrium mixture.
A white solid remains in centrifuge tube after acetone extraction-it fizzes when hydrochloric acid is added suggesting sodium carbonate was formed- How did it form? Write a balanced equation for the formation?
If 15 g of KClO3 are added to 200 g of water at 25 degrees celsius with stirring, how much of the KClO3 will dissolve?
Treatment of 2-ethyl-1-butene with H30+/H20 leads to three dimerization products of the formula C12H24. Draw the structures of all three.
A mouse is placed in a sealed chamber with air at 760.0 torr. This chamber is equipped with enough solid KOH to absorb any CO2 and H2O produced by the mouse
For the following molecules and ions, draw a Lewis structure, calculate formal charges for each atom, and determine the oxidation number for each atom.
N2O2 draw valence bond drawings for the resonance forms-clearly labeling the sigma and pi bonds and hybrid orbitals.
285Bv has a mass of 284.67 g/mol and is 34.261% abundant. 288Bv has a mass of 287.73 g/mol and is 65.739% abundant. What is the average atomic mass of Beaverium?
Explain solubility rules used to predict precipitation reactions. Predict if precipitation occurs in the mixing reactions of the following aqueous solutions
Equilibrium system given: Fe3+(aq) + SCN- (aq) FeSCN2+(aq) Equilibrium system Net ionic equation? What are the net ionic equations for the following
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