Which statement(s) is/are true of acid-catalyzed alcohol dehydrations?

a) protonation of the alcohol is a fast step.

b) formation of a carbocation from the protonated alcohol is a slow step.

c) rearrangements of less stable carbocations to more stable carbocations are common.

d) loss of a proton by the carbocation is a fast step.

e) all of the above

Plzz a sample of table sugar (sucrose, c12h22o11) has a mass of 7.801 g. ● a) calculate the number of moles of c12h22o11 in the sample b) calculate the number of moles of each element in c12h22o11 (number of moles of c, number of moles of h & number of moles of o) in the sample. (use your answer from part a as your starting point.) show your work and highlight your final answer. calculate the number of atoms of each element in c12h22o11 (number of atoms of c, number of atoms of h & number of atoms of o) in the sample. (use your answers from part b as your starting for each element.) show your work and highlight your final answer.