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Unit 4 Quiz #3 Practice: Acids & Bases

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Last updated 4 months ago
15 questions
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Question 1
1.

Question 2
2.

Question 3
3.

Question 4
4.

Question 5
5.

Question 6
6.

Question 7
7.

Question 8
8.

Question 9
9.

Question 10
10.

Complete the following equations (predict the products and balance) and identify the name/type of each reaction:

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Substances showing color change in the presence of an acid or base are called...
neutralizers
reactants
catalysts
indicators
metals
What is the approximate pH of a strong acid?
1
5
7
9
13
15
A piece of metal is added to a clear, colorless liquid causing hydrogen gas [H2­] to form. The liquid is most likely...
base
salt water
acid
water
CHOOSE ALL THAT APPLY.
Which of the following are properties of bases?
examples include soap, baking soda, eggs, and bleach (even unsweetened chocolate!)
examples include carbon dioxide gas, tomatoes, vinegar, milk, and grapefruit
donate H+ ions when dissolved in water
burn when touched
donate OH- ions when dissolved in water
bitter taste
react with metals to form hydrogen gas
slippery when touched
dissolve fats and oils
Name an indicator you would use for a positive (definitive) identification of NaOH.
Phenol red
Sodium Bicarbonate
Phenolphthalein
Blue litmus paper
Name an indicator you would use for a positive (definitive) identification of HNO3.
Phenol red
Phenolphthalein
Red litmus paper
Sodium Bicarbonate
Which of the following equations represents a balanced neutralization reaction?
Fe + 2HCl → FeCl2 + H2
Cu + H2SO4 → CuSO4 + H2
Fe(OH)3 + 3HNO3 → 3H2O + Fe(NO3)3
K2SO4 + Ba(OH)2 → 2 KOH + BaSO4
H2CO3 + LiOH → Li2CO3 + H2O
Which of the following best describes a strong base?
a substance with equal number of hydrogen and hydroxide ions
a substance with slightly more hydroxide ions than hydrogen ions
a substance with slightly more hydrogen ions than hydroxide ions
a substance with many more hydroxide ions than hydrogen ions
a substance with many more hydrogen ions than hydroxide ions
Classify each as either an acid, a base or a salt.
Soap
HF
NaCl
NaOH
Barium Chloride
Vinegar
Na2SO4
Baking soda
H2SO4
HCl
NH4OH
Lithium Bromide

ACID

BASE

SALT

Question 11
11.

Question 12
12.

Question 13
13.

Question 14
14.

Question 15
15.

What is the pH of soution A?
3
4
7
8
11
What is the pH of soution B?
3
4
7
8
11
What is the pH of soution C?
3
4
7
8
11
What is the pH of soution D?
3
4
7
8
11
What is the pH of soution E?
3
4
7
8
11