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CP Chem Chapter 2 Review

Total questions: 47

Worksheet time: 3hrs 43mins

Name
Class
Date
1.

What is the volume of the liquid?

a)

200 ml

b)

20.00 ml

c)

20 ml

d)

20.0 ml

2.
How many significant figures does the following number have: 100.00210
a)
7
b)
5
c)
10
d)
8
3.
Round 0.010229 to four sig figs
a)
1022
b)
1023
c)
0.01023
d)
0.01022
4.
Round 0.010229 to four sig figs
a)
1022
b)
1023
c)
0.01023
d)
0.01022
5.
What is 0.000328 rounded to 1 significant figure?
a)
0
b)
0.0003
c)
0.00033
d)
0.000328
6.
How many significant figures does the following number have: 0.998005
a)
9
b)
10
c)
6
d)
5
7.
What is 78.5 rounded to one significant figure?
a)
79
b)
78.5
c)
70
d)
80
8.

Which ruler made this measurement?

2.5 cm

a)

Ruler A

b)

Ruler B

c)

Ruler C

9.

Which ruler made this measurement?

2 cm

a)

Ruler A

b)

Ruler B

c)

Ruler C

10.

Which ruler made this measurement?

7.56 cm

a)

Ruler A

b)

Ruler B

c)

Ruler C

11.

What is the volume of liquid in this graduated cylinder?

a)

6.5 mL

b)

6.6 mL

c)

6 mL

d)

6.60 mL

12.
Could you record a measurement of volume this precise with this instrument?  24.7 mL
a)
Yes
b)
No
13.

What is the length of this screw?

a)

5.1 cm

b)

5.10 cm

c)

5.2 cm

d)

5 cm

14.
Significant figures indicate the precision of a measurement.
a)
True
b)
False
15.
The measurement of 13,000 m has ________ significant figures.
a)
2
b)
3
c)
4
d)
infinite
16.
The measurement of 0.00120 m has ________ significant figures.
a)
2
b)
3
c)
4
d)
infinite
17.
The sum of 10.0 and 5.00, in the correct number of significant figures is
a)
15
b)
15.0
c)
15.00
d)
20
18.

The product of 3.33 x 3.0 is

a)

9.99

b)

10

c)

10.0

d)

10.

19.
Out of the targets, which one shows precision only?
a)
1
b)
2
c)
3
d)
4
20.
What is the volume of the liquid in this graduated cylinder?
a)
58.8ml
b)
58.0ml
c)
58ml
d)
62ml
21.
How many significant figures will be in the answer to the following question:
7.62 x 6.98 x 3.2645
a)
1
b)
2
c)
3
d)
4
22.
Calculate 5.50 cm + 5.50 cm and give your answer with the appropriate number of significant figures.
a)
11 cm
b)
11.0 cm
c)
11.00 cm
d)
11.000 cm
23.

Multiply and round to the appropriate number of significant figures: 10.75 cm x 2.18 cm =

a)

23.4 cm2

b)

23.435 cm2

c)

23 cm2

d)

23.44 cm2

24.

40 m3 ÷ 4 m = ?

a)

10 m

b)

10 m2

c)

10 m3

d)

10 m4

e)

10

25.

58.0 + 32.45 = ? (round to sig figs)

a)

90.45

b)

90

c)

90.5

d)

90.

26.

What is the range in pH?

a)

1.2

b)

7.2

c)

30.4

d)

15.7

27.

Determine the scale for average plant growth if you have a graph with 16 spaces available.

a)

2's

b)

5's

c)

1's

d)

4's

28.

Jessie estimates the weight of her cat to be 12 pounds. The actual weight of the cat was 10 pounds. Find the percent error.

a)

2%

b)

20%

c)

-20%

d)

83%

29.

Arlo performs an experiment for his physical science class and finds that the gravitational acceleration due to the Earth is 9.00 m/s2. The actual value is 9.80 m/s2. What is the percent error in Arlo’s measurement?

a)

8.2%

b)

-8.2%

c)

-9.0m/s2

d)

9.4%

30.
Write in standard form: 
8 x 104
a)
8,000
b)
80,000
c)
.00008
31.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
32.
Which number is correctly written in scientific notation?
a)
5.67 x 105
b)
56.7 x 103
c)
0.567 x 106
33.
Write in scientific notation: 
0.0000378 
a)
3.78 x 10-5
b)
3.78 x 10-6
c)
0.378 x 10-5
34.
How do you write
8.317 x 106
in standard form?
a)
8, 371, 000
b)
83, 170, 000
c)
837, 100
d)
8, 317, 000
35.
Convert to scientific notation:
520,000,000  
a)
52 x 107
b)
5.2 x 107
c)
5.2 x 108
d)
0.52 x 109
36.
How many hours are in a year?
(Hint:  365 days = 1 year)
a)
8760 hrs
b)
8670 hrs
c)
525,600 hrs
37.
How many inches are in 1 mile?
(Hint:  5280 ft = 1 mi)
a)
66,330 in
b)
63,360 in
c)
63,660 in
d)
63,066 in
38.

6 kg = _____ g

a)

6

b)

6000

c)

600

d)

.006

39.
1000 grams = _____ kilograms
a)
0.0001
b)
1,000,000
c)
10
d)
1
40.

Which significant figure rule is used to explain why 0.0005 has only one significant figure?

a)

leading zeros are never significant

b)

trailing zeros are significant if there is a decimal

c)

trailing zeros are NOT significant if a decimal is not present

d)

Counting numbers have an infinite number of significant figures

41.

Which significant figure rule is used to explain why the zeros in 2005 are significant?

a)

leading zeros are never significant

b)

trailing zeros are significant if there is a decimal

c)

sandwhiched zeros are always significant

d)

Counting numbers have an infinite number of significant figures

42.

Which significant figure rule is used to explain why the zeros in 2.00 are significant?

a)

leading zeros are never significant

b)

trailing zeros are significant if there is a decimal

c)

sandwhiched zeros are always significant

d)

trailing zeros are NOT significant if a decimal is not present

43.
It is a measure of how close measurements come to each other when they are made in the same way
a)
Accuracy
b)
Precision
c)
Error
d)
Extrapolation
44.
This bullseye demonstrates...
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
45.
?
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
46.

Which Student is the most Precise?

a)

Alex

b)

Shandra

c)

Luis

47.
a)
Student A
b)
Student B
c)
Student C
d)
Cannot be determined

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