Hydrogen bonds can be found between molecules of which of the following
substances?

a) h2
b) ch4
c) nh3
d) hi

The presence of hydrogen bonding between molecules of a substance indicates that the molecules are polar. This means the molecules will be soluble in a polar solvent such as water. Some examples of polar molecules which can hydrogen bond are ammonia ( NH3 ) and methanol ( CH3OH ).

I think the answer should be C

c. 75.7

i think that is the right