Which statement is false?
a. Hydrocarbons are hydrophobic.
b. Hydrocarbons are less dense than water.
c. Hydrocarbons with the same number of carbons have similar physical properties.
d. Hydrocarbons have CC and CH dipoles that are significant.
e. Hydrocarbons have relatively low melting points and low boiling points.
Question 2Acetic acid can be protonated in a strong acid such as sulfuric acid. Predict which oxygen becomes
protonated and explain why.
Question 3Explain why acetic acid
is a much stronger acid than ethanol.
Question 4Using resonance structures, explain why aniline,
is a weaker base than benzylamine
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Question 6Complete this acid-base reaction and label the acid, base, conjugate base, and conjugate acid.
Question 7Use the curved arrow method to show the electron movement and label the acid, base, conjugate acid,
and conjugate base.
Question 8Draw the conjugate acid of each species
Question 9Given pKa = 15.7 for H2O and pKa = 3.2 for HF, identify the conjugate base of each of these acids and
explain which conjugate base is stronger.