A Solution of Starch at Room Temperature Does Not Readily

question 79

Multiple Choice

A solution of starch at room temperature does not readily decompose to form a solution of simple sugars because

• A) the starch solution has less free energy than the sugar solution.
• B) the hydrolysis of starch to sugar is endergonic.
• C) the activation energy barrier for this reaction cannot easily be surmounted at room temperature.
• D) starch cannot be hydrolyzed in the presence of so much water.
• E) starch hydrolysis is nonspontaneous.

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