2.5 Flashcards
1
Q
do +H attract to -O
A
yes
2
Q
what is cohesion
A
H bonding between H2O molecules
3
Q
what is adhesion
A
H bonding between H2O and other things
4
Q
what is an example of cohesion and adhesion
A
water drops beading up on windows
5
Q
what is a solvent
A
dissolves things
6
Q
what is a solute
A
thing being dissolved
7
Q
what is a solvent
A
solute and solvent mixed
8
Q
is water a good solvent
A
yes
9
Q
what makes water a good solvent
A
polarity
10
Q
what is hydrophilic
A
attracted to water
11
Q
what is hydrophobic
A
not attracted to water
12
Q
is hydrophilic polar or nonpolar
A
polar
13
Q
is hydrophobic polar or nonpolar
A
nonpolar
14
Q
what is the special case for ice
A
ice is less dense than water
15
Q
why does that make ice special
A
ice floats in water unlike most frozen liquids
