pH Flashcards
1
Q
What is pH?
A
Property of a solution that is based on the number of hydrogen ions.
2
Q
Acidic solutions (H+ vs OH-)
A
They have more Hydrogen ions
3
Q
Molecular acids are molecules that …
A
donate H+ to solutions
4
Q
Molecular bases are molecules that …
A
absorb H+ from solutions
5
Q
pH scale
A
Ranges from 0-14. 10-fold increase between each number (10^1/2/3/4/5)
6
Q
Homeostasis
A
Ability to maintain stable internal conditions.
7
Q
pH of blood cells is
A
7.4
8
Q
What are buffers?
A
Buffers are molecules that our body uses to control pH.
9
Q
As H+ rises, pH goes …
A
Up
10
Q
As H+ decreases, pH goes …
A
Down
11
Q
Acids
A
0-6 pH
12
Q
Bases
A
8-14 pH
13
Q
Buffers donate H+ when H+ …
A
falls
14
Q
Buffers absorb H+ when H+ …
A
rises
