Name:     ID: 
 
Email: 

Chemistry Exam Chapter 2

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which kind of graph would be best to use with these data?
M&M’s™ in a bag
Color Orange Brown YellowGreenBlueRed
Percent 20 1314 16 2413
a.
Line graph
c.
Bar graph
b.
Circle graph
d.
None of the above
 

 2. 

Which kind of graph would be best to use with these data?
Day of the WeekMondayTuesdayWednesdayThursdayFriday
Table MonitorMariaJamesTylerAshleyDaniel
a.
Line graph
c.
Bar graph
b.
Circle graph
d.
None of the above
 

 3. 

Which kind of graph would be best to use with these data?
Amount of Salt added0 g2 g5 g10 g15 g
Boiling temperature, °C99.7101.2102.4106.9108.3
a.
Line graph
c.
Bar graph
b.
Circle graph
d.
None of the above
 

 4. 


Find the slope of the line.
mc004-1.jpg
a.
1.30
c.
1.22
b.
1.67
d.
0.77
 

 5. 

Which is the correct measurement for location marked by the arrow?
mc005-1.jpg
a.
50.2
c.
52
b.
51.8
d.
51
 

 6. 

Which is the correct measurement for location marked by the arrow?
mc006-1.jpg
a.
17.076
c.
17.76
b.
17.8
d.
17.7
 

 7. 

Which is the correct measurement for location marked by the arrow?
mc007-1.jpg
a.
30.5
c.
30.45
b.
34.5
d.
30.046
 

 8. 

The accepted value is 29.35. Which correctly describes this student’s experimental data?
TrialMeasurement
129.48
228.97
329.27
a.
accurate but not precise
c.
both accurate and precise
b.
precise but not accurate
d.
neither accurate nor precise
 

 9. 

The accepted value is 1.43. Which correctly describes this student’s experimental data?
TrialMeasurement
11.29
21.93
30.88
a.
accurate but not precise
c.
both accurate and precise
b.
precise but not accurate
d.
neither accurate nor precise
 

 10. 

The accepted value is 15.63. Which correctly describes this student’s experimental data?
TrialMeasurement
112.84
213.02
312.96
a.
accurate but not precise
c.
both accurate and precise
b.
precise but not accurate
d.
neither accurate nor precise
 

 11. 

Which is the term used for the measurement of the average kinetic energy of the particles of a substance?
a.
density
c.
length
b.
temperature
d.
mass
 

 12. 

Which unit is determined by the frequency of the radiation given off by Cesium-133?
a.
meter
c.
hour
b.
second
d.
gram
 

 13. 

Which term is described as the amount of matter in an object?
a.
density
c.
mass
b.
volume
d.
length
 

 14. 

Which is NOT an appropriate unit for measuring density?
a.
g/cm
c.
kg/L
b.
g/ml
d.
g/L
 

 15. 

Which term describes the amount of mass contained per unit volume?
a.
mass
c.
length
b.
temperature
d.
density
 

 16. 

An object has a mass of 26.94 grams and a volume of 2.568 cubic centimeters. What material is it likely to be made of?
Substanceirongoldsilvercopper
Density (g/cm3)7.87419.3210.498.92
a.
Iron
c.
Silver
b.
Gold
d.
Copper
 

 17. 

Which value has only 4 significant digits?
a.
6.930
c.
8450
b.
0.0450
d.
0.392
 

 18. 

The accepted value for the density of iron is 7.87 g/cm3. A student records the mass of a 20.00-cm3 block of iron as 153.8 grams. What is the percent error for the density measurement?
a.
19.4%
c.
2.29%
b.
7.69%
d.
2.34%
 

 19. 

The accepted value for a quantity is 5.67 g. If the measured value is 5.89 g, what is the percent error?
a.
1.04%
c.
3.74%
b.
3.74%
d.
3.88%
 

 20. 

Which is the correct value for the prefix deci-?
a.
one-tenth
c.
hundred
b.
ten
d.
one-thousandth
 

 21. 

Which is the value associated with the prefix nano-?
a.
one-millionth
c.
one-thousandth
b.
one-billionth
d.
billion
 

 22. 

Which is the correct conversion for a temperature of 67.3°C?
a.
-205.7 K
c.
153.1° F
b.
121.1° F
d.
19.6° F
 

 23. 

Which is the sum of these values, to the appropriate number of significant digits?
17.358 + 3.502 + 20.14 =
a.
41
c.
41.000
b.
41.00
d.
41.0
 

 24. 

Which is the product of these numbers, to the appropriate number of significant digits?
56.2 ´ 9.2057 =
a.
517
c.
517.36
b.
517.4
d.
517.00
 

 25. 

How many significant digits are in the value 530,405,000?
a.
4
c.
6
b.
5
d.
9
 

 26. 

How many significant digits are in the value 0.0050340?
a.
3
c.
7
b.
5
d.
8
 

 27. 

A bottle contains 3.100 mL of a liquid. The total mass of the bottle and the liquid together is 6.300 g. The mass of the empty bottle is 4.240 g. What is the density of the liquid?
a.
0.665 g/mL
c.
1.505 g/mL
b.
1.368 g/mL
d.
2.032 g/mL
 

 28. 

What is the distance that light travels through a vacuum in 1/299 792 458 of a second?
a.
centimeter
c.
meter
b.
kilometer
d.
nanometer
 

 29. 

According to rounding rules for addition, the sum of 27.1, 34.538, and 37.68 is ____.
a.
99.318
c.
99.31
b.
99.3
d.
99
 

 30. 

Calculate the slope of the line in the graph.

mc030-1.jpg
a.
0
c.
3
b.
1
d.
4
 

 31. 

The graph represents the sales data for a particular product. In which week were 8 units sold?
mc031-1.jpg
a.
3rd week
c.
6th week
b.
4th week
d.
9th week
 

 32. 

The product of 2 ´ 104 cm and 4 ´ 10–12 cm, expressed in scientific notation is ____.
a.
8 ´ 10–7 cm
c.
8 ´ 10–8 cm
b.
6 ´ 10–8 cm
d.
8 ´ 10–48 cm
 



 
         Start Over