Author Question: Plastic wrap is made of nonpolar molecules and is able to stick well to polar surfaces, such as ... (Read 147 times)

Sufayan.ah · **on:** Aug 27, 2018

Plastic wrap is made of nonpolar molecules and is able to stick well to polar surfaces, such as glass, by way of dipole/induced dipole molecular attractions. How is it that plastic wrap also sticks to itself so well?

A) by way of dipole-dipole molecular attractions
B) by way of dipole-induced dipole molecular attractions
C) Ions are formed as the plastic rubs against itself.
D) by way of induced dipole-induced dipole molecular attractions

Question 2

Ethanol has a density of 0.789 g/mL. This means that a certain volume of ethanol will ________.

A) weigh more than an equal volume of water
B) weigh less than an equal volume of water
C) weigh exactly the same as an equal volume of water
D) always weigh 0.8 g