Monday
March 30, 2015

Homework Help: CHemistry

Posted by Saira on Tuesday, May 12, 2009 at 6:23pm.

My professor gave us these question in call and we solved for it in class, however im not sure how we got the answers.

I dunt really understand the concept of intermolecular forces if some can please help me i have a quiz tomorrow.

A. For each pair of substance, identify the key intermolecular force(s) in eacg substance and select the substance with the lower boiling point.

a) MgCl2 or NH3
b) S02 OR C02
c) cis CHCL=CHCL or trans chcl=chcl

B. Which of the following molecules are likely to form hydrogen bonds?

a)CH3CH2OH
b)CH3CHO
c)CH3OCH3
d)CH3COOH

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