Which compound’s α H is the least acidic?  

The reaction of only LDA with acetophenone produces ________.

Which set of reagents would best accomplish the following transformation?     

Which of the following structures could be constructed by way of a malonic ester alkylation?     

Which of the following is least likely to undergo a smooth crossed Claisen condensation with methyl pentanoate?  

If 20.0 L of NH3 gas measured at 295 K and 1.05 atm was needed for a complete reaction with 0.723 L  solution of HBr according to the equation below, what was the molarity of the HBr solution? NH3(g)  +  HBr(aq) –>  NH4Br(aq)

Which compound is expected to have stronger intermolecular foces:

A substance that has high vapor pressure is expected to have low melting point.

At constant pressure, the density of a gas depends on temperature. Does the density increase or decrease as the temperature increases?

How much energy, in kJ, is needed to melt 15.6 g of C6H6 at its melting point given that  ΔHfus = 10.9 kJ/mol ?