The Reaction,Cr(NH₃)₆³⁺(aq)+ 3 en(aq) $\leftrightarrows$ Cr(en)₃³⁺(aq)+ 6 NH₃(aq),where En Represents Ethylenediamine,has a Small Value for Ethylenediamine,has

question 12

Multiple Choice

The reaction,Cr(NH₃) ₆³⁺(aq) + 3 en(aq) $\leftrightarrows$ Cr(en) ₃³⁺(aq) + 6 NH₃(aq) ,where en represents ethylenediamine,has a small value for the enthalpy change, $\Delta$ H_rxn,yet the equilibrium constant for this reaction is large because __________

• A)the reaction rate is fast.
• B)the entropy change is large and positive.
• C)the enthalpy change is large enough to matter.
• D)the entropy change is large and negative.
• E)the equilibrium constant does not depend on the enthalpy change.

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