140amt2 - Chem 140C Midterm II February 23, 2009 Q1_(9...

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Chem 140C Midterm II February 23, 2009 Q1_________(9 points) Q2_________(10 points) Q3_________(15 points) Q4_________(16 points) Q5_________(20 points) Q6_________(20 points) Q7_________(10 points) Total_________(100 points) Only use the front side of each page for your answers. Nothing on the back sides will be graded. If you write the exam in pencil or erasable pen, you give up your right to any kind of regrade. Name_______________________ PID#_________________________
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1. Carbohydrates (9 points). Draw an aldohexose of L-configuration in both a Fisher projection and in the corresponding chair form. There are many possibilities here.
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Acidity and Basicity (10 points). Circle the 5 most acidic hydrogens in the molecule below and place them in order of their acidity with #1 being the most acidic and #5 being the least acidic. Work carefully. There will be no partial credit or regrades on this problem. Note:
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140amt2 - Chem 140C Midterm II February 23, 2009 Q1_(9...

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