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Chapter 8

Question:

A solution of starch at room temperature does not readily decompose to form a solution ofsimple 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 be surmounted.

D) starch cannot be hydrolyzed in the presence of so much water.

E) starch hydrolysis is nonspontaneous.



Answer:

C) the activation energy barrier for this reaction cannot be surmounted.



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Last update by mayur on 03/27/2014
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Chapter 8
Chapter 8
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Question: A solution of starch at room temperature does not readily decompose to form a solution ofsimple 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 be surmounted. D) starch cannot be hydrolyzed in the presence of so much water. E) starch hydrolysis is nonspontaneous.
Answer: C) the activation energy barrier for this reaction cannot be surmounted.