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Predict the sign of ∆G for an endothermic reaction with an increase in entropy.

Predict the sign of ∆G for an exothermic reaction with a decrease in entropy.

What would be the best base for performing the elimination reaction shown?

Which of the choices is the strongest nucleophile?

What is the most likely product for the following cation rearrangement.  

Which illustration shows an energy diagram for an endothermic reaction with two steps?

Identify the appropriate arrow in the equation shown.  

In a heterolytic bond cleavage, ________ are formed.

Which of the mechanistic steps shown represents the loss of a leaving group?

Which of the choices shows the correct mechanism for the elimination reaction of 2-bromo-2,3-dimethylbutane with methoxide?