Show:
Acids
Bases
pH Scale
Acid or Base?
100
Which numbers represent an acid of the pH scale?
0-6
100
Which numbers represent a base on the pH scale?
8-14
100
If a substance has a pH of 7, what do we call it?
Neutral
100
Coke - pH 2.7
Acid
200
What do we call the level of acid in a substance?
Acidity
200
What do we call the level of base in a substance?
Alkalinity
200
If a substance has a pH of 0-6, what do we call it?
Acid
200
Baking Soda - pH 8.4
Base
300
Do acids release hydrogen ions or hydroxide ions when dissolved in water?
Hydrogen Ions
300
Do bases release hydrogen ions or hydroxide ions when dissolved in water?
Hydroxide Ions
300
If a substance has a pH of 8-14, what do we call it?
Base
300
100% Purified Water - pH 7
Neutral
400
What are 3 examples of substances that are acids?
Answers May Vary
400
What are 3 examples of substances that are bases?
Answers May Vary
400
How can we test the pH of a substance?
Using litmus paper/pH kits
400
Orange Juice - pH 4.3
Acid
500
What are 2 characteristics of acids?
Sour taste, pH less than 7, corrosive, etc.
500
What are 2 characteristics of a base?
Slippery feel, bitter taste, pH higher than 7
500
When might we have to use the pH scale in real life?
Swimming pools... other answers may vary
500
Bleach - 11.7
Base