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- 1. Multiple Choice
What is the pH range of an acid?
4-6
1-7
1-6
8-14
- 2. Multiple Choice
What would happen to blue litmus paper if it came into contact with an acid?
It would turn red
It would turn green
It would stay blue
It would turn pink
- 3. Multiple Choice
Which of the following pH values would be the weakest acid?
1
3
5
6
- 4. Multiple Choice
Which of the following pH values would be the strongest acid?
1
3
4
6
- 5. Multiple Choice
Which of the following chemical formulas is NOT an acid?
HBr
HF
HCl
LiOH
- 6. Multiple Choice
What would happen to red litmus paper when it encounters a base?
It turns blue
It stays red
It turns purple
It turns green
- 7. Multiple Choice
A substance is found to have the following characteristics:
Very bitter taste
Feels slippery to the touch
Produces OH- ions when dissolved in water
In what category would the substance be classified?
acid
base
enzyme
fatty acid
- 8. Multiple Choice
HF is...
an acid
a base
a salt
an ionic compound
- 9. Multiple Choice
KOH is ...
an acid
a base
a salt
an ionic compound
- 10. Multiple ChoiceWhich of the following statements is correct?Blue litmus paper turns red when placed in a base.Red litmus paper turns blue when placed in a base.Blue litmus paper stays blue when placed in an acid.Red litmus paper stays red when placed in a base.
- 11. Multiple ChoiceWhich of the following statements about acids is true?They taste sweet.They taste sour.They have a pH between 8-14.
- 12. Multiple ChoiceThe pH of a solution is tested, and it is found to be a basic solution. Of the following choices, what could the pH have been?3975
- 13. Multiple ChoiceWhat would be considered the weakest base?814
7
11
- 14. Multiple ChoicePure water has a pH of 7. Pure water _______.is a baseis a neutral substancecould be either an acid or a baseis an acid
- 15. Multiple Choice
Which of these pH values represent an acid?
4
8
10
12
- 16. Multiple Choice
Milk is a very weak acid. What might its pH value be?
6
7
4
12
- 17. Multiple Choice
The strongest bases have pH values close to
0
14
7
5
- 18. Multiple Choice
Bases turn blue litmus paper red.
True
False
- 19. Multiple Choice
Which option below places the pH values in the correct order, from WEAKEST ACID to STRONGEST ACID?
1,4,5,6
6,4,3,1
7,9,11,14
13,12,10,8
- 20. Multiple Choice
What does pH stand for?
Percent of hydrogen
Power of Hydrogen
Phenolphthalein
Phosphorus:Hydrogen ratio
- Answer choicesTagsAnswer choicesTags