Quiz about Chemistry CIA 1 Review

Question 1

2.  A(n) ______ variable, which is recorded on the x-axis, describes the changes made by the experimenter.

Accepted Answer

Independent

Answer

Dependent

Answer

Control

Answer

Unknown

Question 2

3.  A(n) ______ variable, which is recorded on the y-axis, describes the results obtained.

Accepted Answer

Dependent

Answer

Independent

Answer

Control

Answer

Unknown

Question 3

4.  Which of the following is a hypothesis?

Accepted Answer

The number of deer in Effingham County would increase by 20 percent if feed stations were set up in forests.

Answer

The weather is better in the summer.

Answer

There are too many rabbits in Australia.

Answer

The number of deer in Effingham County is declining.

Question 4

5.  The reason to test only one variable at a time is:

Accepted Answer

All of the above.

Answer

Testing more than one variable makes it difficult to know what changes occurred.

Answer

Variables may affect each other.

Answer

More than one variable may affect an outcome.

Question 5

6. Temperature is:

Accepted Answer

the indirect measure of kinetic energy in a substance.

Answer

the amount of heat/cold in a substance.

Answer

the amount of particles in a substance.

Answer

the amount of pressure in a substance.

Question 6

7. Use the diagram below to answer this question.

Which of these represents the substance with the lowest kinetic energy?

Accepted Answer

Solid

Answer

Liquid

Answer

Gas

Question 7

8. Use the diagram below to answer this question.

Which of these represents the substance with the highest kinetic energy?

Accepted Answer

Gas

Answer

Solid

Answer

Liquid

Question 8

9. Use the diagram below to answer this question.

Which of these represents the substance with the highest intermolecular force?

Accepted Answer

Solid

Answer

Liquid

Answer

Gas

Question 9

10. Use the diagram below to answer this question.

Which of these represents the substance with the lowest intermolecular force?

Accepted Answer

Gas

Answer

Solid

Answer

Liquid

Question 10

11. One way to increase the KE of a substance is to ______ temperature; another way is to _____ intermolecular force.

Accepted Answer

increase, decrease

Answer

increase, increase

Answer

decrease, increase

Answer

decrease, decrease

Question 11

12. A substance with definite volume and indefinite shape is a ______.

Accepted Answer

Liquid

Answer

Solid

Answer

Gas

Question 12

13.  A substance with a strong intermolecular force and very low KE is a _____.

Accepted Answer

solid

Answer

liquid

Answer

gas

Question 13

14.  A substance whose particles slide past each other but remain close together is a ____.

Accepted Answer

liquid

Answer

solid

Answer

gas

Question 14

21. Another name for a solution is a ______.

Accepted Answer

homogeneous mixture

Answer

heterogeneous mixture

Answer

compound

Answer

element

Question 15

22. If particles are large enough to see and separate, the mixture is probably:

Accepted Answer

heterogeneous

Answer

homogeneous

Answer

compound

Answer

element

Question 16

31. Which property is this?  Mark all that apply.

Density

Accepted Answer

Physical

Accepted Answer

Intensive

Accepted Answer

Quantitative (can be counted)

Answer

Chemical

Answer

Extensive

Question 17

32. Which property is this?  Mark all that apply.

Mass

Accepted Answer

Physical

Accepted Answer

Extensive

Accepted Answer

Quantitative (can be counted)

Answer

Chemical

Answer

Intensive

Question 18

33. Which property is this?  Mark all that apply.

Acid/Base reaction

Accepted Answer

Chemical

Accepted Answer

Extensive

Accepted Answer

Quantitative (can be counted)

Answer

Physical

Answer

Intensive

Question 19

34. Which property is this?  Mark all that apply.

Color change

Accepted Answer

Chemical

Accepted Answer

Intensive

Accepted Answer

Qualitative (can be observed but not counted)

Answer

Physical

Answer

Extensive

Question 20

35. A student observes bubbles appearing after pouring one liquid into another.  This most likely indicates:

Accepted Answer

A physical change, because bubbles indicate physical reactions

Answer

A physical change, because liquid and gas are physical properties

Answer

A chemical change, because liquid and gas are chemical properties

Answer

A chemical change, because bubble indicate chemical reactions

Question 21

36. Phase changes are ____ changes.

Accepted Answer

physical

Answer

chemical

Answer

both physical and chemical

Answer

neither physical nor chemical

Question 22

37.  A student dissolves salt in water, then extracts the salt through boiling the water to cause evaporation.  Which of these describes these changes?

Accepted Answer

dissolving is physical, boiling/evaporation is physical

Answer

dissolving is physical, boiling/evaporation is chemical

Answer

dissolving is chemical, boiling/evaporation is physical

Answer

dissolving is chemical, boiling/evaporation is chemical

Question 23

38.  A student adds an acid and base, creating a neutralization reaction.  He then extracts the new salt created by boiling the water off the solution.  Which of these describes these changes?

Accepted Answer

neutralization is chemical, boiling/evaporation is physical

Answer

neutralization is physical, boiling/evaporation is chemical

Answer

neutralization is physical, boiling/evaporation is physical

Answer

neutralization is chemical, boiling/evaporation is chemical

Question 24

41. A measurement is certain up to the _____ number recorded.

Accepted Answer

next to last

Answer

first

Answer

second

Answer

last

Question 25

42. A student records the following data when measuring the mass of an object:

3.56 g
3.52 g
3.54 g

The actual measurement is 5.62 g.  What are the student's measurements?

Accepted Answer

Precise but not accurate

Answer

Accurate but not precise

Answer

Both accurate and precise

Answer

Neither accurate nor precise

Question 26

43. How many significant figures are in this number?

0.0034050

Accepted Answer

5

Answer

4

Answer

6

Answer

8

Question 27

44. The answer for this problem, using the correct number of significant figures, is:

34.56 + 2.91

Accepted Answer

37.47

Answer

37

Answer

37.5

Answer

37.470

Question 28

45. The answer for this problem, using the correct number of significant figures, is:

34.56/2.91

Accepted Answer

11.9

Answer

11.876

Answer

11.88

Answer

12

Question 29

46.

56 km = _____ mm

Accepted Answer

56,000

Answer

.00056

Answer

.056

Answer

5600

Question 30

47.

72.354 mL = _____ cL

Accepted Answer

7.2354

Answer

7235.4

Answer

.72354

Answer

723.54

Question 31

If two substances of equal mass are heated with the same amount of energy, the substance with the higher specific heat will:

Accepted Answer

Increase in temperature less

Answer

Increase in temperature more

Answer

Boil faster

Answer

Melt faster

Question 32

Which of the following correctly states Boyle's Law?

Accepted Answer

Pressure and volume of a gas are inversely proportional at constant temperature.

Answer

Volume and temperature of a gas are inversely proportional at constant pressure.

Answer

Pressure and temperature of a gas are directly proportional at constant volume.

Answer

Pressure and volume of a gas are directly proportional at constant temperature.

Question 33

If the temperature of a gas increases while the volume remains constant, what happens to the pressure?

Accepted Answer

It increases

Answer

It stays the same

Answer

It becomes zero

Answer

It decreases

Question 34

A sample of gas occupies 2.0 L at 1.0 atm. If the pressure is increased to 2.0 atm at constant temperature, what will be the new volume?

Accepted Answer

1.0 L

Answer

4.0 L

Answer

0.5 L

Answer

2.0 L

Question 35

If I have 5.6 liters of gas in a piston at a pressure of 1.5 atm and compress the gas until its volume is 4.8 L, what will the new pressure inside the piston be?

Accepted Answer

1.8 atm

Answer

3.27 atm

Answer

1.8 L

Answer

3.27 atm

Question 36

You have a gas that has a pressure of 2 ATM and a volume of 10L.  What would be the new volume if the pressure was changed to 1 ATM?

Accepted Answer

20 L

Answer

5 L

Answer

It would stay at 10L

Answer

1 L

Question 37

What is standard temperature?

Accepted Answer

0oC

Answer

0K

Answer

173 K

Answer

173.15 K

Question 38

Three gases, Ar, N2 and H2 are mixed in a 500L container. Ar has a pressure of 255 torr, N2 has a pressure of 228torr and H2 has pressure of 752torr. What is the total pressure in the container?

Accepted Answer

1235torr

Answer

483torr

Answer

270torr

Question 39

At STP, what is pressure in atmospheres?

Accepted Answer

1 atm

Answer

10 atm

Answer

0 atm

Answer

100 atm

Question 40

Aluminum, Brass, Chromium Steel, and Stainless Steel were all heated using the same thermal energy. Which material would have the highest temperature after being heated?

Accepted Answer

Brass

Answer

Aluminum

Answer

Chromium Steel

Answer

Stainless Steel

Question 41

Equal mass samples of all of the substances in the table were heated using the same amount of thermal energy. What material would be the coolest after being heated?

Accepted Answer

Aluminum

Answer

Copper

Answer

Carbon Steel

Answer

They would all be the same temperature.

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science