1. Acids / Bases Foster ESS Study this for the Quiz

2. Acid Acid- substances produced by hydrogen ions. Comes from Latin word acidius which means “sour”

3. Bases A substance that produces OH ions in solution or accepts hydrogen ions Bases taste bitter Bases feel slippery Strong bases are very dangerous and can burn your skin

4. When acids and bases are added to each other they react to neutralize each other if an equal number of hydrogen and hydroxide ions are present. Acid + Base = a salt and Water The scientific name for the reaction is called neutralization.

5. 10,000,000 battery acid 1,000,000 hydrochloric acid 100,000 lemon juice pH scale 10,000 orange juice 1,000 tomato juice 100 black coffee 10 saliva 1 pure water 1/10 sea water 1/100 baking soda 1/1000 great salt lake 1/10,000 ammonia solution 1/100,000 soapy water Bleach 1/1,000,000 oven cleaner 1/10,000,000 liquid drain cleaner pH=0 pH=1 pH=2 pH=3 pH=4 pH=5 pH=6 pH=7 pH=8 pH=9 pH=10 pH=11 pH=12 pH=13 pH=14

6. Blue berry indicator response scale Blue berries

7. Universal Indicator- changes colors based on the scale below

8. Antacids Used in the lab