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- 1. Multiple Choice
A sour taste is a characteristic of:
acids
bases
neutral
pH scale
- 2. Multiple Choice
Which is a characteristic of a base?
tastes sour
found mostly in foods
feels slippery
turn litmus paper red
- 3. Multiple Choice
pH is the measure of the concentration of ______.
Acids
H+ ion
OH- ion
Bases
- 4. Multiple Choice
Which of the following is the strongest base?
oven cleaner - 13.5
lemon juice - 2.5
soap - 10
blood - 7.4
- 5. Multiple Choice
Which of the following is the weakest base?
oven cleaner - 13.5
lemon juice - 2.5
soap - 10
blood - 7.4
- 6. Multiple Choice
Milk is a very weak acid. What might its pH value be?
6.5
7.8
4.2
12.2
- 7. Multiple Choice
Bases turn blue litmus paper red.
True
False
- 8. Multiple Choice
If the substance is neutral, what would the pH be?11
3
5
7
9
11
- 9. Multiple ChoiceThe pH scale is a range from:1-70-141-51-20
- 10. Multiple ChoiceA(n) _______ is a substance with a pH greater than 7.BaseAcidBufferWater
- 11. Multiple ChoiceA(n) ______ is a substance with a pH less than 7AcidAlkalineBaseBuffer
- 12. Multiple Choice
What does pH measure?
the amount of hydrogen (H+) ions
the amount of hydroxide (OH-) ions
amount of water
all of the above
- 13. Multiple ChoiceBuffer is defined asability to resist pH changeability to prevent pH from decreasingability to resist a pH increaseability to resist pH change when small amount of acid added
- 14. Multiple ChoiceA neutralization reaction will (almost) always produce...water & saltwatersaltwater & carbon
- 15. Multiple ChoiceStrong acids and bases...do not break apart into ions (non-electrolyte)partially break apart into ions (weak electrolyte)completely break apart into ions (non-electrolyte)completely break apart into ions (strong electrolyte)
- Answer choicesTagsAnswer choicesTags