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- 1. Multiple Choice
Which is a chemical property of matter?
Reactivity
Color
Density
Solubility
- 2. Multiple Choice
A substance has a pH of 4. This should be classified as ___.
an acid
a base
a reactive matter
an inorganic compound
- 3. Multiple Choice
Which is NOT an example of a chemical property?
Water is a liquid at room temperature.
Vinegar bubbles when baking soda is added.
Wood burns when exposed to fire.
Apple slices turn brown.
- 4. Multiple Choice
Baking soda, detergent, bleach, eggs, and cleaners are common examples of a ___ substance.
basic
acidic
neutral
combustible
- 5. Multiple Choice
A salt is formed when you ___.
mix an acid and a base
mix an acid with neutral water
mix a base with neutral water
reach the freezing point of a solution
- 6. Multiple Choice
Which number indicates an acidic solution?
3
7
9
12
- 7. Multiple Choice
Any substance with a pH of 7 is considered ___.
neutral
acidic
basic
malleable
- 8. Multiple Choice
Which of the following statements is true concerning acids and bases?
An acid mixed with a base neutralizes the solution
Acids and bases do not react
An acid mixed with a base makes the acid stronger
An acid mixed with a base makes the base stronger
- 9. Multiple Choice
Which pH number indicates a neutral solution?
0
5
7
10
- 10. Multiple Choice
Which molecule must be present for most forms of combustion to occur?
Oxygen
Carbon
Nitrogen
Hydrogen
- 11. Multiple Choice
A solution that reacts with acids to form a neutral pH is a/an ___.
base
acid
neutral
detergent
- 12. Multiple Choice
Which chemical property describes a substance that reacts rapidly with oxygen and gives off heat?
combustibility
reactivity
acidity
basicity
- 13. Multiple Choice
What is the name of the tendency of a substance to undergo a chemical reaction?
reactivity
combustibility
malleability
solubility
- 14. Multiple Choice
A substance made from an acid and a base is ___.
a salt
an acid
a base
an element
- 15. Multiple Choice
A substance with a pH less than 7 is ___.
an acid
a detergent
neutral
a base
- 16. Multiple Choice
An unknown compound has a pH of 3. This substance is ___.
an acid
a salt
a base
a hydroxide
- 17. Multiple Choice
What process results in the formation of a salt?
when an acid reacts with a base
when two acids combine
when a base combines with water
when an acid. combines with water
- 18. Multiple Choice
An unknown substance feels slippery, tastes bitter, and has a pH of 8.5. This substance is ___.
a base
an acid
a salt
a neutral substance
- 19. Multiple Choice
Milk is a weak acid. Which of the following could be the pH of milk?
6
8
7
10
- 20. Multiple Choice
Lemon juice tastes sour and has pH of 2, so it is ____.
an acid
a base
a salt
a neutral
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