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- 1. Multiple Choice
Which of the following is a characteristic of a base?
bitter
sour
corrosive
releases hydrogen ions in water
- 2. Multiple Choice
A substance with a pH of 8 is...
a weak base
a weak acid
a strong base
a strong acid
- 3. Multiple Choice
An acid can be corrosive.
True
False
- 4. Multiple Choice
Which pH has the most hydrogen ions (H+)?
2
7
10
13
- 5. Multiple Choice
As the number of hydrogen ions (H+) decreases, the pH ___________.
increases
decreases
stays the same
- 6. Multiple Choice
Which of the following are properties of acids?
They conduct electricity when dissolved in water
They taste sour
They react with metals to produce hydrogen gas
All of the answer choices are correct
- 7. Multiple Choice
If the substance is neutral, what would the pH be?
3
5
7
9
11
- 8. Multiple Choice
Which of the following pH values represents a base?
2.1
4.6
6.8
8.1
- 9. Multiple Choice
Which is the stronger acid?
pH 1
pH 4
pH 8
pH 13
- 10. Multiple Choice
Which of the following is a base?
baking soda in water
orange juice
vinegar
lemonade
- 11. Multiple Choice
The strongest bases have pH values close to
0
14
7
5
- 12. Multiple Choice
If an acid is combined with a base of equal strength, the result will most likely be
a neutral solution.
a stronger acid.
impossible to tell without testing the pH.
a stronger base
- 13. Multiple Choice
Milk is a very weak acid. What might its pH value be?
6.5
7.8
4.2
12.2
- 14. Multiple ChoiceWhich of the following is true about acids and bases?The lower the pH, the stronger the acidthe higher the pH, the stronger the acidThe lower the pH, the more neutral the acidThe higher the pH, the weaker the base
- 15. 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
- Answer choicesTagsAnswer choicesTags