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Acid, Base, or Neutral?
Characteristics of acids and bases
Lab Stuff
Vocabulary
Random Questions
100
Orange juice (tastes sour)
What is an acid?
100
Tastes bitter
What are bases?
100
A substance with a pH of 6 would be a ______ acid.
What is weak?
100
The ability to eat away at metal.
corrosive
100
What are the two indicators we have used in lab?
What are red cabbage juice and litmus paper?
200
Hot Sauce (made of tomatoes; pH of 3)
What is an acid?
200
Substances that burn or sting.
What are acids?
200
A substance with a pH of 13
What is a strong base?
200
A water solution is called ________
What is aqueous?
200
When an acid is mixed with a base, it is called a _____________ reaction.
What is neutralization?
300
Dish soap (feels slippery)
What is a base?
300
What characteristic is true for both acids and bases?
What are: conduct electricity & corrosive to skin and other organic tissues
300
A substance for which blue litmus stays blue and red litmus stay red.
What is neutral?
300
Refers to the amount of a substance dissolved into a solution - the ratio of solute to solvent.
What is concentration?
300
As you move DOWN the pH scale, from 7 to 4, the number of H+ ions increase by______
What is 1000 times? (or 10 to the third, since you are "jumping" 3 to the left on the pH scale)
400
Ammonia (turns blue litmus blue and red litmus blue)
What is a base?
400
Releases Hydrogen ions (H+) in an aqueous solution
What is an acid?
400
A substance with a pH of 7 is________
What is neutral?
400
Another word for a base
What is alkaline?
400
When you combine an acid and a base, the result is water and a(n) ________.
What is a salt?
500
Pure Water
What is neutral?
500
Strength of acids and bases, measured in pH, depends on this property.
What is how easily they give up ions in solution?
500
Anything with a pH 3 or less is considered a(n) ______.
What is a strong acid?
500
A scale from 0-14 that indicates the strength of different acids and bases
What is the pH scale?
500
The reason a person would use an antacid when they have a stomach ache.
What is a neutralization reaction? (Antacid neutralizes the acid in the stomach (pH closer to 7), and helps make their tummy feel better.