Water Flashcards
1
Q
Water Formula
A
H2O
2
Q
Water Partial Positive Charge
A
H
3
Q
Water Partial Negative Charge
A
O
4
Q
Adhesion
A
water stick to other objects
5
Q
Cohesion
A
water sticks to itself
6
Q
High Specific Heat
A
absorbs a lot of heat/energy without changing temperature
7
Q
High Heat of Vaporization
A
absorb heat/energy without changing forms
8
Q
Hydrophilic
A
polar/charged molecules
9
Q
Dissociation
A
proton of hydrogen atom attaches to other water molecule, forms OH- and H3O+
10
Q
Acid
A
pH < 7, increases H+, decreases OH-
11
Q
Base
A
pH > 7, increases OH-, decreases H+
12
Q
Strong Acid/Base
A
completely dissolves in water
13
Q
Weak Acid/Base
A
partially dissolves in water
14
Q
pH
A
measure of H+ in solution, -log10 H+
15
Q
pOH
A
measure of OH- in solution, -log10 OH-
16
Q
Buffer
A
mixture of weak acids/bases that decrease change in pH
