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(a)
Interpretation:
The of water at given temperatures should be determined.
Concept Introduction:
: The concentration of hydrogen ion is measured using
scale. The
of a solution is a figure that expresses the acidity or the alkalinity of a given solution.
It is defined as the negative base-10 logarithm of the hydrogen or hydronium ion concentration.
If the value of is less than
, then the solution is acidic whereas if the value of
is greater than
, then the solution is basic.
(b)
Interpretation:
The at given temperature should be determined.
Concept Introduction:
Ionic-product constant for water: It is the hydronium ion concentration times the concentration present in the solution.
The will apply to all aqueous solution.
For acidic solution is large that is
For basic solution is large that is
(c)
Interpretation:
The dissociation of water should be identified that whether it is an exothermic or endothermic reaction.
Concept Introduction:
Endothermic reaction: The reaction is considered as endothermic when heat energy is absorbed from surroundings during reaction.
Exothermic reaction: The reaction is considered as endothermic when heat energy is released to the surroundings during reaction.
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Chapter 10 Solutions
Fundamentals of General, Organic, and Biological Chemistry, Books a la Carte Plus Mastering Chemistry with Pearson eText -- Access Card Package (8th Edition)
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- [s] mM V (M/s) Uninhibited 0.333 1.65 x 107 1.05 x 107 V (M/s) x 10' Inhibitor A V (M/s) x 107 Inhibitor B 0.794 x 107 0.40 1.86 x 107 1.21 x 107 0.893 x 107 0.50 2.13 x 107 1.43 x 107 1.02 x 107 0.666 2.49 x 107 1.74 x 107 1.19 x 107 1.0 2.99 x 107 2.22 x 107 1.43 x 107 2.0 3.72 x 107 3.08 x 107 1.79 x 107arrow_forwardFor a Michaelis-Menten reaction, k₁-5 x 10'/M-s, k.-2 x 10%/s, and k₂-4 x 10²/s. a) Calculate the Ks and KM for this reaction. b) Does substrate binding achieve equilibrium or steady state?arrow_forwardAssume that an enzyme-catalyzed reaction follows the scheme shown: E+S SES →E + P k₁ = 1 x 109/M-s k-1=2.5 x 10%/s k₂ = 3.4 x 107/s What is the dissociation constant for the enzyme-substrate, K,? What is the Michaelis constant, Km, for this enzyme? What is the turnover number, Keat, for this enzyme? What is the catalytic efficiency for the enzyme? If the initial Et concentration is 0.25mM, what is Vmax?arrow_forward
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