Module 1 Homework Packet

CHM1025C Module Homework Packet Name:___________________

Module 1i: Matter and States of Matter (Chapters 1 & 3)

A. _____(01) Matter Chart- Section 1.4 p8 Fig 1.7 Answers

A1.____ (01) Matter Chart Applications Answers

B. _____(04) Element-Symbol- Section 3.1 p47 Table 3.3 Answers Fig 3.4 Tabl 3.2

B1._____(01) Element Identification Homework/Mixer (Click on Element for Answer)

C. ______(01) Element Classification- Section 3.2 p49 Fig 3.5 Answer

C1.____ (02) Compounds and Chemical Formulas Section 3.3 Answers

_______(10) Module 1i Total (First Exam)

Module 1ii: Matter and States of Matter (Chapter 4)

D1,____ (02) Chemical and Physical Properties Section 4.1 Answers

D. _____(02) Chemical/Physical/Nuclear Change Sec 4.2 Answers Fig 3.1 Fig 3.6 Fig 3.11 Fig 3.12

E. _____(01) Forms of Energy Sec 4.4/lecture Answers Fig 3.13 Fig 3.14 Fig 3.15 Fig 3.16

E1.____ (01) Energy Transformations LectureSee Practice/Concept Exercise Answers

F. _____(03) Phase Diagram (From Lecture) Answers

F1.____ (01) Phase Diagram Applications

_______(10) Module 1ii Total (Second Exam)

Module One: Part A Matter Chart 01 points

Draw below a matter chart similar to the chart in section 3.1 page 47 of the Hein Foundations Chemistry text or it may be of your own design as long as it clearly denotes lines which describe which words are subunits of the more general word. The chart should include the following: homogeneous mixtures, heterogeneous mixtures, Matter, Pure Substances, Mixtures, Compounds, Elements, Solutions, Atoms, Molecules/Formula Units, and Colloids/Suspensions. Also draw/label the arrows: Separate Physically and Separate Chemically:

Matter Chart Homework Critical Thinking:

Module One: Part A1 Matter Chart-Critical Thinking Application 1 point

1. Where would you place: colloids in the matter chart?

2. If you subdivided Inorganic Compounds and Organic Compounds under compounds., sketch below where would you put: Salts, Acids, Bases, Covalent Compounds?

3. Sketch below and show under which subdivision would you put:

Electrons, Protons, and Neutrons

4. . Sketch below and show under which subdivision would you put:

electrons, protons, neutrons, nucleus, orbitals

Module One Homework Packet

M-1 Part B: Element/Symbol 4 points

In the blanks below, write the symbol for the element listed (1/2 pt each), or write the name (with correct spelling)(1 points each) for the element represented by its symbol:

1. Magnesium _____ 21. Cl __ ___________

2. Manganese _____ 22. F _____________

3. Tungsten _____ 23. I _____________

4. Platinum _____ 24. Br _____________

5. Gold _____ 25. Zn _____________

6. Silver _____ 26. H _____________

7. Iron _____ 27. O _____________

8. Tin _____ 28. N _____________

9. Helium _____ 29. C _____________

10. Antimony _____ 30. K _____________

11. Lead _____ 31. P _____________

12. Argon _____ 32. B _____________

13. Neon _____ 33. Al _____________

14. Krypton _____ 34. Cr _____________

15. Arsenic _____ 35. Ca _____________

16. Mercury _____ 36. Bi _____________

17. Copper _____ 37. Sr _____________

18. Cobalt _____ 38. Si _____________

19. Beryllium _____ 39. Ni _____________

20. Selenium _____ 40. Li _____________

CHM 1025C Module One: Element Identification Homework 01points

Identify each of the following elements chalk board representation:

1. Element: _______________Symbol:_____ 2.Element: _______________Symbol:_____

3. Element: _______________Symbol:_____ 4.Element: _______________Symbol:_____

5. Element: _______________Symbol:_____ 6.Element: _______________Symbol:_____

7. Element: _______________Symbol:_____ 8.Element: _______________Symbol:_____

9. Element: _______________Symbol:_____ 10.Element: _______________Symbol:_____

CHM1025C Module One Homework Packet

M-1 Part C: Element Classification 01 points

Using the periodic chart provided, in the blanks below write the classification of the elements listed:

The classifications of the elements are:

Metals;

Semimetals (Metalloids);

Nonmetals-Regular;

Nonmetals-Nobel Gases;

Nonmetals-Class by Itself

Use the above classifications to classify each of the following elements.

You must split the nonmetals into three subclasses:

1. ¹²C₆ ______________

2. ³⁹K₁₉ ______________

3. ¹¹B₅ ______________

4. ¹H₁ _________________

5. ⁴He₂ _________________

6. ⁵⁶Fe₂₆_________________

7. ²³⁸U₉₂_________________

8. ⁷³Ge₃₂_________________

9. ⁹Be₄_________________

10. ⁸⁶Rn₂₂₂_________________

CHM1025C Module One Homework Packet

Part C1: Compounds and Chemical Formulas (Section3.4) 2 points

1. State the Law of Definite Composition:

2. Define Molecule:

3. The chemical formula for vitamin B₃ is: C₆H₆N₂O

In One Molecule How Many:

_____ carbon atoms

_____ oxygen atoms

_____ total atoms

4. Write the chemical formula for Vitamin B₆ which has eight Carbon atoms, 11 Hydrogen atoms, one Nitrogen atom, and three Oxygen atoms:

How many total atoms are there in one Vitamin B₆ molecule?

5. Citric Acid (in citrus fruit) has the following chemical formula:

C₃H₄OH(COOH)₃

In one molecule of Citric Acid, How many:

______Carbon atoms

______Oxygen Atoms

______ Hydrogen Atoms

______ total atoms

How many atoms are in the following complex ion molecule:

[Cr(N₂H₄CO)₆]₄[Cr(CN)₆]₃_______atoms

CHM1025C Module One Homework Packet

Part D: Chemical/Physical/Nuclear Change 2 points

State whether each of the following is a physical change, a chemical change, or a nuclear change:

__________________1. Electricity decomposes water.

__________________ 2. Methanol dissolves in gasoline

__________________ 3. Dry ice pellets disappear

__________________ 4. Iron oxidizes to rust

__________________ 5. Bromine vaporizes into a reddish-brown gas

__________________ 6. Uranium-235 splits into two small elements when bombarded

with neutrons in an atomic bomb.

___________________7. Copper conducts heat

___________________8. Baking soda fizzes in vinegar

___________________9. Grinding sugar crystals into a powder

__________________10. Sodium reacts with chlorine gas

__________________11. Adding air to a tire

__________________12. Slicing an orange into wedges

__________________13. Hydrogen atoms fuse into helium atoms in a hydrogen bomb

__________________14.” Dry ice”(Solid Carbon dioxide) vaporizes into a gas at room

temperature and sea level pressure

__________________15. Natural Gas burs with a blue flame

CHM1025C Module One: Sample Exam Homework

Part D1: Chemical/Physical/Nuclear Properties (Section 3.6) 2 points

1. Define: Physical Property:

2. Chemical Property:

3. Classify each of the following as a chemical or physical property:

a. Color _________________

b. Odor _________________

c. Reaction with water: ____________________

d. Solubility in water: ____________________

e. Melting point: ____________________

f. Boiling point: ____________________

g. Sublimation Point: ____________________

h. Reaction with oxygen ____________________

i. Density: ____________________

j. Solid state: ___________________

k. Reaction producing a Gas: _____________________

l. Conductor of electricity: _____________________

m. Water is insoluble in gasoline: _____________________

n. Good conductor of heat: _____________________

o. Two chemical when mixed gives of heat: ___________________

p. Appearance at Room Temperature: ___________________

q. An element turns black when heated ___________________

r. Silver tarnishes in Air ____________________

s. An element is radioactive: ________________

CHM1025C Module One Homework Packet

Part E: Energy/Forms of Energy 1 point

Define Energy:

What is the difference between the two types of energy: potential and kinetic energy?

List the six different forms of energy as an energy wheel as stated in the book:

Define the Law of Conservation of Energy:

Reword the Law of Conservation of Energy into the first law of thermodynamics:

Which state of matter has the lowest kinetic energy?

What is the “Heat Death Theory of the Universe”?

Bonus: define Gravitational Energy; Tidal Energy; Sound Energy; Magnetic Energy; Radiant Energy; Dark Energy

CHM1025C Module One Homework Packet

Part E1: Energy Transformations 1 point

Identify two forms of energy that are involved in each of the following energy conversions:

1. relating to a fossil fuel plant:

a. Burning coal converts water to steam:

b. A turbine spins and drives an electrical generator:

2. Solar Hot Water Energy Panels:

3. Photovoltaic Solar Energy Panels:

4. Radioactive emissions vaporize water into steam

5. Identify two forms of energy that are involved in each of the following devices:

a. Flashlight

b. Solar Calculator

c. Lead-acid battery

6.   Classify the following energy sources as renewable and nonrenewable:
a. Biomass                                                f. Hydropower
b. Petroleum                                    g. Coal
c. Geothermal                                 h. natural gas
d. Wind                                             i. solar