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Review Activity 10 - Acids, Bases, Solutions

Total questions: 50

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

What does it mean to dilute a solution?

a)

lower the amount of solvent per solute

b)

increase the concentration of solute per solvent

c)

add more solute

d)

add more solvent

2.

What is a solvent

a)

the liquid in which a solute is dissolved to form a solution.

b)

Another word for solution

c)

A thing that make drinks turn colors

d)

Its a metal molecule

3.
Solution where more solute can still be dissolved at the given temperature. 
a)
Saturated
b)
Unsaturated
c)
Supersaturated
d)
Homogeneous solution
4.

If I dissolve salt in water, what is the solute?

a)

Water

b)

Hydrogen

c)

Salt

d)

Carbon

5.
Which is an example of a solvent?
a)
Salt
b)
Egg whites
c)
Water
d)
Sugar
6.
When a solvent contains as much of the solute as it can hold, the solution is said to be
a)
supersaturated
b)
diluted
c)
saturated
d)
unsaturated
7.

The ___ is the thing being dissolved.

a)

solute

b)

solvent

c)

mixture

d)

solution

8.

When a cube of sugar is dissolved in coffee the sugar is the __________ and the coffee is the ____________.

a)

solvent, solute

b)

solvent, solution

c)

solute, solution

d)

solute, solvent

9.

The rate at which a substance dissolves in solution is affected by all of the following except ...

a)

volume of container

b)

stirring

c)

temperature

d)

surface area

10.

The solubility of table sugar is 200 g per 100 g of water. How much sugar is dissolved in a saturated solution containing 25 g of water?

a)

800 g

b)

25 g

c)

50 g

d)

100 g

11.
Which sweet tea would you expect to taste the sweetest?
a)
1M
b)
3M
c)
3.1M
d)
2.5M
12.
What is the formula for molarity?
a)
moles/grams
b)
moles/kilograms
c)
moles/milliliters
d)
moles/liters
13.
If you have 0.045 L of 0.465 M potassium bromide. How many moles of potassium bromide are present?
a)
20.9 mol
b)
0.021 mol
c)
0.02 mol
d)
0.0209 mol
14.
What is the molarity in 650. ml of solution containing 63 grams of sodium chloride?
a)
2.4 M
b)
0.86 M
c)
1.7 M
d)
0.54 M
15.
Find the molarity of 186.55 g of sucrose, C12H22O11 (MM = 342) in 250 mL of water.
a)
2.18 M
b)
0.746 M
c)
1.18 M
d)
0.545 M
16.
How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?
a)
1074 mol
b)
0.069 mol
c)
1.07 mol
d)
62.7 mol
17.
What is the molarity of a solution made by diluting 26.5 mL of 6.00M HNO3 to a volume of 250 mL?
a)
15.9 M
b)
0.636 M
c)
0.642 M
d)
1.59 M
18.
How many mL of 10.8M HCl are required to make 100.0 mL of 3.00M acid?
a)
27.8 mL
b)
27.78 mL
c)
2.8 mL
d)
278 mL
19.

A 3.2 L solution of 5 M HCl will become what molarity when diluted to 8.0 L?

a)

16 M

b)

2 M

c)

0.2 M

d)

12 M

20.

A 1.5 L solution of 10 M HCl can be diluted to 3 M HCl by adding how much water?

a)

5 L

b)

15 L

c)

3.5 L

d)

0.5 L

21.

How do acids taste?

a)

bitter

b)

sour

c)

furry

d)

sweet

22.

Select the name of the following acid: HCl

a)

Hydrochloric acid

b)

Chlorous acid

c)

Chloric acid

d)

Hydrogen Chlorine

23.

Reaction between an acid and a base producing salt and water is called what?

a)

Combustion

b)

Neutralization

c)

Precipitation

d)

Decomposition

24.

If a solution is acidic, it can be neutralized by adding

a)

a stronger acid

b)

heat

c)

a base

d)

a weaker acid

25.

What type of acid is found in our stomach?

a)

Hydrochloric acid

b)

Sulfuric acid

c)

Acetic acid

d)

Carbonic acid

26.

When blue litmus paper is exposed to an acid what color will it be?

a)

blue

b)

green

c)

red

d)

white

27.

When an acid reacts with a metal it forms a salt and what?

a)

water

b)

hydrogen gas

c)

oxygen gas

d)

metal salt

28.

Which of the following is NOT an application of acids in foods?

a)

Baking soda

b)

Vinegar

c)

lemon juice

d)

carbonated drinks

29.

Hydrochloric acid is used in all of the following ways except which one?

a)

purify gold

b)

household cleaners

c)

medicine stablizer

d)

leather processing

30.

An acid is a substance that increases the concentration of _________ ions in solution.

a)

oxygen

b)

helium

c)

holmium

d)

hydronium

31.

What is the example of alkaline substance

a)

bitter gourd

b)

lemon juice

c)

cooking oil

d)

mineral water

32.

Which of the properties of alkaline substance is NOT TRUE?

a)

taste bitter

b)

slippery

c)

turn red litmus paper to blue

d)

turn blue litmus paper to red

33.

Bleach is what type of substance?

a)

an acid

b)

a base

c)

a salt

d)

a metal

34.

How do bases taste?

a)

bitter

b)

sour

c)

like candy

d)

spicy

35.
Which one of the following is an example of a base?
a)
orange juice
b)
dish soap
c)
vinegar
d)
lemons
36.

Bleach and oven cleaner are:

a)

strong acids

b)

weak salts

c)

strong bases

d)

strong salts

37.
Which of the following is NOT a characteristic of an acid?
a)
sour taste
b)
corrosive
c)
it feels slippery
d)
it can burn the skin
38.

Which of the following is NOT a base?

a)

antacid

b)

orange juice

c)

toothpaste

d)

bleach

39.

A base is a chemical substance that increases the concentration of _______________ ions in solution.

a)

hydrogen ion

b)

hydronium ion

c)

hydroxide ion

d)

helium ion

40.

All of the following are bases except which one?

a)

Ammonia

b)

Calcium Carbonate

c)

Sodium chloride

d)

Potassium hydroxide

41.
Bases are located where on the pH scale?
a)
any number can be a base
b)
below 7
c)
above 7
d)
number 7 is a base
42.
At what location on the pH scale can you find acids?
a)
number 7 on the pH scale is acidic
b)
below 7
c)
above 7
d)
you can find acids all throughout the scale
43.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-14
d)
1-20
44.
What is the only substance with a neutral pH of 7?
a)
Milk
b)
Orange Juice
c)
Water
d)
Blood
45.
A solution with a pH of 3.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
46.
A solution with a pH of 8.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
47.
if the [H+] of a solution is 1.0 x 10-2 mol/L the pH is
a)
2
b)
-2
c)
1
d)
12
48.
If the [H+] of a solution is 6.8 x 10-9 mol/L the pH is
a)
8.17
b)
8.2
c)
9.99
d)
8.62
49.

What does pH measure?

a)

the amount of hydrogen (H+) ions

b)

the amount of hydroxide (OH-) ions

c)

amount of water

d)

all of the above

50.

Which of the following is the strongest acid?

a)

1

b)

5

c)

3

d)

8

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