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Chemistry Fundamentals Review

Total questions: 65

Worksheet time: 1hrs 22mins

Name
Class
Date
1.
An ______________ is the basic particle from which all elements are made. 
a)
chemical bond
b)
atom
c)
molecule
2.
A _________________ is a substance made of 2 or more elements that are chemically combined in a set ratio. 
a)
compound
b)
element
c)
atom
d)
chemical bond
3.
A _____________________ is made of 2 or more substances that are together in the same place, but their atoms are not chemically bonded. 
a)
chemical bond
b)
mixture
c)
molecule
d)
atom
4.
A ______________ mixture is when you can usually see the different parts and the can easily be separated. 
a)
heterogeneous 
b)
homogeneous
5.
A _______________ mixture is when the parts of the mixture are evenly mixed and you can't see the different parts. 
a)
heterogenous mixture
b)
homogeneous mixture
6.
An ______________ is a substance that cannot be broken down. 
a)
element
b)
molecule
c)
chemical bond
7.
An element is made up of only one kind of _____.
a)
isotope
b)
plastic
c)
atom
d)
metal
8.
Physical or chemical change?
A solid is crushed into a powder?
a)
physical change 
b)
chemical change 
9.
Define a Chemical Property
a)
A property which depends on the objects size or matter.
b)
A property of matter not involving in its manifestation a chemical change
c)
A property or behavior of a substance which undergoes a chemical change or reaction.
d)
A property which makes the object smell or taste different.
10.
How is a gas defined?
a)
Indefinite shape, indefinite volume
b)
Definite shape, definite volume
c)
Found in stars
d)
Definite volume, indefinite shape
11.
How is a solid defined?
a)
Indefinite shape and indefinite volume
b)
Definite shape and definite volume
c)
Found in the stars
d)
Definite volume, indefinite shape
12.
Define a liquid.
a)
Indefinite shape, indefinite volume
b)
Definite shape, definite volume
c)
Found in stars
d)
Definite volume, indefinite shape
13.

Which type of matter is two or more substances that can be separated by physical means? It has a uniform appearance.

a)

Heterogeneous Mixture

b)

Compound

c)

Pure Substance

d)

Homogeneous Mixture

14.

Which type of matter is made up of 2 or more types of atom chemically combined. They cannot be separated by physical means.

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

15.

Which type of matter is made of only 1 type of atom or molecule. They can be either atoms or compounds.

a)

Elements

b)

Compounds

c)

Pure Substance

d)

Mixture

16.

How would you classify the matter pictured?

a)

Compound

b)

Diatomic Element

c)

Mixture of Elements

d)

Mixture of Compounds

17.

How would you classify the matter pictured?

a)

Diatomic Element

b)

Compound

c)

Mixture of Elements

d)

Mixture Compounds

18.

How would you classify the matter pictured?

a)

Compound

b)

Element

c)

Mixture of Elements and Compounds

d)

Mixture of Compounds

19.

How would you classify the matter pictured?

a)

Element

b)

Diatomic Element

c)

Compound

d)

Mixture of Elements

20.

How would you classify the matter pictured?

a)

Element

b)

Compound

c)

Mixture of Compounds

d)

Mixture of Elements

21.

How would you classify the matter pictured?

a)

Mixture of Compounds

b)

Mixture of Elements

c)

Mixture of Compounds and Elements

d)

Element

22.

How would you classify the matter pictured?

a)

Diatomic Element

b)

Compound

c)

Mixture of Compounds

d)

Mixture of Compounds and Elements

23.

How would you classify the matter pictured?

a)

Diatomic Element

b)

Mixture of Elements

c)

Compound

d)

Mixture of Compounds

24.

How would you classify the matter pictured?

a)

Mixture of Compounds

b)

Mixture of Elements

c)

Mixture of Compounds and Elements

d)

Compound

25.

How would you classify a chocolate chip granola bar?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

26.

How would you classify air, which includes gases like oxygen, nitrogen, water vapor, etc.?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

27.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
28.
Measure to the nearest milliliter.
a)
73 mL
b)
73.1 mL
c)
76 mL
d)
76.1 mL
29.
Which piece of equipment is shown in the picture?
a)
Graduated Cylinder
b)
Meter Stick
c)
Triple-Beam Balance
d)
Beaker
30.
What is the measurement using the correct number of sig. figs.?
a)
8.5mL
b)
8.50mL
c)
8.45mL
d)
8.4mL
31.
What is the measurement using the correct number of sig. figs.?
a)
89cm
b)
88.9cm
c)
88.90cm
d)
88cm
32.

What is the reading of the meniscus?

a)

36mL

b)

45mL

c)

35.0mL

d)

30.5mL

33.

How long is line segment K?

a)

3 mm

b)

3 cm

c)

4 cm

d)

6 mm

34.

What is the volume of the glue stick (in the picture)?

a)

15 mL

b)

23 mL

c)

8 mL

d)

7 mL

35.
What is the density of an object having a mass of 8.0 g and a volume of 25 cm3?
a)
0.32 g/cm3
b)
3.1 g/cm3
c)
200 g/cm3
d)
2.0 g/cm3
36.
How many significant figures are in the measurement 40,500 mg?
a)
four
b)
five
c)
three
d)
two
37.
Which group of measurements  is the most precise? (Each group of measurements is for a  different object)
a)
2.0 g, 3.0 g, 4.0 g
b)
1 g, 3 g, 5 g
c)
2 g, 2.5 g, 3 g
d)
2 g, 3 g, 4 g
38.
Density is found by dividing _____.
a)
area by mass
b)
mass by area
c)
mass by volume
d)
volume by mass
39.
How many significant figures are in the measurement 811.40 grams?
a)
two
b)
three
c)
four
d)
five
40.
Express the sum of 1111 km and 222 km using the correct number of significant figures.
a)
1333.0 km
b)
1300 km
c)
1333 km
d)
1330 km
41.
How many sig figs are there?
100.00
a)
1
b)
3
c)
4
d)
5
42.
How many sig figs are there?
100000000
a)
1
b)
9
c)
10
43.
How many sig figs are there?
4004
a)
1
b)
2
c)
3
d)
4
44.
How many sig figs are there?
0.000008
a)
1
b)
2
c)
6
d)
7
45.
How many sig figs are there?
0.00400
a)
1
b)
3
c)
5
d)
6
46.
How many sig figs are there?
9009.00
a)
2
b)
4
c)
5
d)
6
47.
How many sig figs are there?
0.0009009090000
a)
3
b)
10
c)
14
48.
How many sig figs are there?
4000.
a)
1
b)
3
c)
4
49.
How many sig figs are there?
27000000
a)
2
b)
5
c)
8
50.
How many sig figs are there?
5.00000008
a)
2
b)
6
c)
9
51.
Round 0.010229 to four significant figures
a)
1022
b)
1023
c)
0.01023
d)
0.01022
52.
What is 0.658 rounded to 1 significant figure?
a)
0
b)
0.66
c)
0.7
d)
0.658
53.
How many significant figures does the following number have: 1740200
a)
4
b)
7
c)
3
d)
5
54.
The teacher reported that she has 15 girls in her class. How many significant figures does the number reported by the teacher have?
a)
infinite
b)
2
c)
15
d)
1
55.
Calculate 923 g ÷ 20312 cm3 and give your answer with the correct number of significant figures.
a)
0.04 g/cm3
b)
0.045 g/cm3
c)
0.0454 g/cm3
d)
0.05 g/cm3
56.
Which of the following numbers have four significant figures?
a)
56.75 g
b)
40.01 g
c)
0.6000 g
d)
all of the choices
57.
All of the following have one significant figure except:
a)
100 cm
b)
0.0001 cm
c)
2 cm
d)
2.00 cm
58.
Evidence of Chemical Change.
a)
New Substance 
b)
Size change
c)
State change
d)
Mixture 
59.
Evidence of a physical change.
a)
New substance
b)
Shape Change
c)
Light produced
d)
Gas released.
60.
Water boiling is a _______ change. 
a)
Physical Change 
b)
Chemical Change 
61.
Fireworks Exploding are a ________ change.
a)
Physical Change
b)
Chemical Change
62.
A substance that has mass and takes up space. 
a)
Energy
b)
Matter
c)
Protery
d)
Endothermic 
63.
A piece of paper burned. This shares a property that paper has. What is a chemical property that paper has been shown? 
a)
Flammable
b)
Reactive to Acid
c)
Shape change
d)
Size change
64.
A characteristic that can only be determined by changing the identity of an object. 
a)
Physical Change
b)
Chemical Change
c)
Chemical Property 
d)
Physical Property 
65.
Sugar is dissolved into Kool Aid. What type of change is this? 
a)
Chemical 
b)
Physical 
c)
Multi
d)
Asystematic 

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