Question

tempature change table:

water 11.7

methanol 20.6

ethanol 18.6

1-propanol 11.1

2-propanol 15.8

1-butanol 5.6

acetone 25.9

For each of the following sets of compounds explain the variation in the ΔT values in terms of the specific intermolecular attractive forces present and their strength. In your answer you must identify the intermolecular attractive force primarily responsible for the observed trend in the ΔT values and how the strength of that attractive force varies among the compounds in that particular set.

a. methanol, ethanol, 1-propanol, and 1 butanol

b. acetone and 2-propanol

c. 1-propanol and 2-propanol

d. water and methanol