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The Reaction Pyruvate + ATP \leftrightarrows PEP + ADP Is Catalyzed by the Enzyme Pyruvate Kinase

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Essay

The reaction pyruvate + ATP \leftrightarrows PEP + ADP is catalyzed by the enzyme pyruvate kinase.The Δ\Delta G°ꞌ for this reaction is 31.4 kJ/mol.Use this information to answer the following questions.
a.Does this reaction move forward (from left to right)or backward under standard state conditions? Explain you answer in one sentence.
b.Calculate the Keq for this reaction at 25°C.
c.After the reaction has reached equilibrium at 25°C [ATP] = 5 mM,[ADP] = 0.5 mM,[pyruvate] = 0.2 mM.Calculate the concentration PEP.


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