If a reaction is exergonic, which of these thermodynamic parameters is necessarily negative? A) ∆G b) ∆H c) ∆S d) ln K

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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  1. If a reaction is exergonic, which of these thermodynamic parameters is necessarily negative? A) ∆G   b)  ∆H   c)  ∆S   d) ln K
  2. Which statement is always true about exergonic reactions? A)  they give off heat   b) they proceed very rapidly   c)  they have the potential of proceeding without energy input   d)  they require enzyme catalysis
  3. If the value of the equilibrium constant K is zero, this tells you: a) the reaction requires an enzyme   b)  the reaction is at equilibrium  c)  the reaction is endergonic   d)   the reaction is exergonic

Which of these thermodynamic parameter are changed by enzymes?  A) Gibbs free energy    b)  entropy   c)   activation energy   d)  all of these

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