Acids, Bases and pH Flashcards
1
Q
Define an acid
A
- pH below 7
- releases excess H+ ions in solution
- donate a proton (H+) during a chemical reaction
2
Q
Define an Alkali
A
- pH above 7
- releases excess OH- ions in solution
- accepts a proton (H+) during a chemical reaction.
3
Q
How to tell if an acid is strong:
A
- fully dissociates in aqueous solution
4
Q
How to tell if acid is weak:
A
- partially dissociates in aqueous solution
5
Q
what do [ ] mean
A
concentration
6
Q
pH =
A
-log [H+]
7
Q
concentration
A
10^-pH
