Unit 1 Name _______________________________ # ________

Section 1: Classification of Matter Chart

Fill in the chart with the terms below.

HeterogeneousMatterPure Substance

MixtureElementHomogeneous

Compound

Answer the following questions.

1. Compare and contrast pure substances and mixtures.

2. Compare and contrast elements and compounds.

3. Compare and contrast homogeneous and heterogeneous compounds.

Section 2: Classification of Matter

On the blank next to each picture, write the type of matter that it represents: pure substance-element, pure substance- compound, or mixture. Also, write a short statement justifying your choice.

1. _________________________

2. _________________________

3. _________________________

4. _________________________

Using the symbols and , draw a microscopic diagram to represent an element, compound, and mixture.

Element Compound Mixture

Label each substance as an element, compound, homogeneous mixture, or heterogeneous mixture.

5. sodium chloride (table salt) ____________________________

6. Kool-aid ____________________________

7. iron ____________________________

8. wood ____________________________

9. brass ____________________________

10. soil ____________________________

11. carbon dioxide ____________________________

12.coffee ____________________________

13.helium ____________________________

14. air ____________________________

Section 3: Properties and Changes1. Compare and contrast physical and chemical properties.

2. Compare and contrast physical and chemical changes.

3. Compare and contrast intensive and extensive physical properties.

4. Label each of the diagram sets below as representing a physical change or a chemical change.

_____________ ________________Before After Before After

Properties- Determine whether the properties are physical or chemical

5. Solid iron melts at a temperature of 1535°C ________________

6. Solid sulfur is yellow ________________

7. Natural gas burns ________________

8. Diamond is extremely hard ________________

9. Water at room temperature has a density of 1 g/ml ________________

10. Iron rusts ________________

11.Copper is a good conductor of heat ________________

12.Sodium nitrate dissolves readily in water ________________

13.Gold is very malleable ________________

Changes- Determine whether the changes are physical or chemical

14.Melting ice ________________

15.Burning wood ________________

16.Breaking glass ________________

17.Baking a cake ________________

18.Mixing Salt and Water ________________

19. Iron Rusting ________________

20.Grinding chalk ________________

21.Silver tarnishing ________________

Determine whether each property is intensive or extensive

22. Mass ________________

23.Density ________________

24.Melting Point ________________

25.Color ________________

26.Volume ________________

27.Length ________________

28.Temperature ________________

Section 4: Elements

Write the correct elemental symbol from the given name in the space provided.

1. Phosphorous ______ 2. Oxygen _______ 3. Iron _______

4. Calcium _______ 5. Copper _______ 6. Lithium _______

7. Silver _______ 8. Sulfur _______ 9. Boron _______

10. Chlorine _______ 11. Carbon _______ 12. Fluorine _______

13. Gold _______ 14. Aluminum _______ 15. Nitrogen _______

16. Tin _______ 17. Zinc _______ 18. Cobalt _______

19. Magnesium _______ 20. Potassium _______ 21. Lead _______

22. Mercury _____ 23. Platinum _______ 24. Silicon _______

25. Neon _______ 26. Nickel _______ 27. Bromine _______

28. Iodine ______ 29. Argon _______ 30. Manganese _______

31. Cadmium_______ 32. Hydrogen _______ 33. Gallium _______

34. Krypton _______ 35. Chromium _______ 36. Helium _______

37. Arsenic _______ 38. Strontium_______ 39. Cesium _______

40. Barium ______ 41. Bismuth _______ 42. Tungsten _______

43. Beryllium _______ 44. Sodium _______ 45. Rubidium _______

46. Titanium _______ 47. Antimony _______ 48. Selenium _______

49. Zirconium _______ 50. Vanadium _______ 51. Molybdenum _______

52. Radon _______ 53. Xenon _______ 54. Francium _______

55. Uranium _______ 56. Scandium _______ 57. Lanthanum _______

58. Actinium _______ 59. Plutonium _______ 60. Palladium ______

Correctly write the name for each of the following elemental symbols

1. N ________________2. Al ________________3. Ar __________________

4. Mn _______________ 5. Rb________________6. Ti __________________

7. Zr ________________8. V ________________9. C __________________

10. F ________________11. Br________________12. I __________________

13. Be _______________ 14. Na _______________ 15. Sb _________________

16. Se _______________ 17. B ________________18. Cl__________________

19. Ne _______________ 20. Ni________________21. Bi __________________

22. Ag _______________ 23. W________________24. S __________________

25. Pt________________26. Si ________________27. Cs _________________

28. Ba _______________ 29. Cu _______________ 30. Li __________________

31. Pb _______________ 32. Hg _______________ 33. As _________________

34. Sr________________35. Fe _______________ 36. Ca _________________

37. Mg _______________38. K ________________39. Cr _________________

40. He _______________ 41. P ________________42. O __________________

43. Au _______________ 44. Sn _______________ 45. Ga _________________

46. Kr________________47. Zn _______________ 48. Co _________________

49. Cd _______________ 50. H ________________51. Pu _________________

52. Fr________________53. Mo _______________54. La _________________

55. Sc _______________ 56. U ________________57. Pd _________________

58. Xe _______________ 59. Ac _______________ 60. Rn _______________

Section 5: Scientific Notation

Change the following numbers into scientific notation.

1. 65.7 ____________________

2. 0.00545_________________

3. 22,450,000_______________

4. 0.0803__________________

5. 678.3 __________________

6. 3,389,500_______________

Change the following numbers into standard format.

7. 8.85 x 104

__________________

8. 1.847 x 102 __________________

9. 3.400 x 10-3 __________________

10.6.2 x 10-2

__________________

11.9.7 x 102

__________________

12.1.4 x 10-1

_________________

Section 6: Significant Figures

1. Tell how many sig figs are in each measurement:

a. 234,050. mm __________

b. 0.0032 cm __________

c. 0.300 mL __________

d. 24,000 mg __________

e. 10 eggs __________

f. 3.14159 ms __________

2. Rewrite each number to the indicated number of significant figures.

a. 3.624 x 104 (2 sig figs) ____________

b. 0.0200 (1 sig figs) ____________

c. 99.7 (2 sig figs) ____________

d. 482.5 (2 sig figs) ____________

3. Give the correct answer, using sig figs:a. 12.5 g + 10.000 g = _____________

b. 15.00 in – 0.025 in = _____________

c. 15,000 g / 4 L = ________________

d. 0.0435 cm+23 cm+32.45 cm = _____________

e. 0.025 in x 15.00 in = _____________

f. 12.5 g / 10.000 mL = _____________

Section 7: Significant Figures and Metric Prefixes1. Tell how many sig figs are in each measurement:

a. 98.6 cm __________

b. 300 s __________

c. 90.0 ft __________

d. 0.0035 h __________

e. 0.003500 mi __________

f. 2.00 x 105 __________

g. 300. ft __________

2. Rewrite each number to the indicated number of significant figures.

a. 4,836 (3 sig figs) ____________

b. 700 (3 sig figs) ____________

c. 3.445 (2 sig figs) ____________

d. 0.05002 (2 sig figs) ____________

3. Give the correct answer, using sig figs:

a. 12.5 kg x 36 kg = _____________

b. 55.0 g / 1492.0 mL = _____________

c. 0.0035 L + .345 L = ________________

d. 5153.2215 L- 1234.2 L = _____________

4. Match each prefix to the number that represents its relationship to the origin.

a. Centi-

b. Giga-

c. Nano-

d. Hecto-

e. Kilo-

f. Milli-

_________

_________

_________

_________

_________

_________

i. 103

ii. 10-2

iii. 109

iv. 102

v. 10-9

vi. 10-3

5. Label each of the following as SI base unit, SI derived unit, or not an SI unit.

a. Meter _____________

b. Second____________

c. Cubic meter_________

d. Pound_____________

e. Liter_______________

f. Feet_______________

g. Kg / m3 ____________

Section 8: Factor LabelingConversions: Use the factor-label method. SHOW ALL OF YOUR WORK. Put all very large or small answers in scientific notation and use significant figures. Circle your answer.

Metric Conversions

1. A stretch of road is measured to be 9.1 km long. How many mm is this?

2. A sample is found to have a volume of 74.325 mL. How many Liters is this?

3. A box has a mass of 22.4 kg. How many mg is this?

4. A hurdler can run a 300 m race. How many nm is that?

5. How many microseconds are in one minute?

Mixed Conversions

6. A football field is 100 yards long. How many cm is that?

7. On your last birthday, how many seconds old were you?

8. How many cups of Pepsi are in a 355 mL Pepsi can?

Other Conversions

9. Convert 2.7 dm3 to mL.

10. Convert 0.71 cm/s to km/h.

Conversion factors:LENGTH1.61 km = 1 mi1 mi = 5280 ft1 ft = 12 in2.54 cm = 1 in3 ft = 1 yd

VOLUME3.25 dash = 1 cc1 cubic inch = 26.6 pinch1 cup = .02686 peck1 cc = .00423 cups2,383 drams = 1 peck1 gallon = 1024 drams

1 mL = 1 cc 1 mL = 1cm3

TIME1 min = 60 sec1 hr = 60 min365.25 days = 1 year24 hr = 1 day

Section 9: Factor Labeling

Conversions: Use the factor-label method. SHOW ALL OF YOUR WORK. Put all very large or small answers in scientific notation and use significant figures. Circle your answer.

1. How many cL of Pepsi are in a 355 mL Pepsi can?

2. How many megameters tall are you if you are 1.2 m tall?

3. Mars is about 228,000,000 km from the sun. How many gigameters is this?

4. The radius of an argon atom is about 71 picometers. How many meters is this?

5. The radius of a Uranium atom is about 175 picometers. How many decameters is this?

6. A stretch of road is measured to be 9.1 km long. How many inches is this?

7. A sample is found to have a volume of 74.325 mL. How many cc’s is this?

8. A box has a volume of 22.4 gallons. How many dashes is this?

9. When I went drag racing, my car got up to 93 miles per hour. How many feet per second is this?

10. Convert 0.90 kg/cm3 to mg/mm3.

11. Convert 12 cm3/s to L/hour.