Acids / Bases
Foster
ESS
Study this for the Quiz
Acid
Acid- substances produced by hydrogen ions.
Comes from Latin word acidius which means “sour”
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
• 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.
10,000,000
pH=0
1,000,000
pH=1
100,000
pH=2
battery acid
hydrochloric acid
lemon juice
10,000
pH=3
orange juice
1,000
pH=4
tomato juice
100
pH=5
black coffee
10
pH=6
saliva
1
pH=7
pure water
1/10
pH=8
sea water
1/100
pH=9
baking soda
1/1000
pH=10
great salt lake
1/10,000
1/100 ,000
pH=11
pH=12
1/1,000,000
pH=13
1/10,000,000
pH=14
ammonia solution
soapy water
Bleach
oven cleaner
liquid drain cleaner
pH scale
•
Blue berry indicator response scale
Blue berries
Universal Indicator- changes colors
based on the scale below
Antacids Used in the lab