Chemistry CBA review

Physical Properties / Chemical Properties
1.  Use word bank below: / 2.  Use word bank below:

Word Bank for Physical and Chemical Properties:

Color Reactivity Taste Corrosive Odor Acidity

Mass Rust Density Burning Melting Point

Physical changes / Chemical changes
3.  Use word bank below: / 4.  Use word bank below:

Word bank: tearing digesting formation of solid bending folding formation of gas crushing rusting corroding burning

5.  List 4 ways to determine that a chemical change has occurred.

Intensive Properties / Extensive Properties
6.  Use word bank below / 7.  Use word bank below

Word bank for Intensive and Extensive:

Color Mass Weight Odor Hardness Boiling Point

Volume Reactivity Length Conductivity Bond strength

8.  What are the 6 phase changes?

9.  What is a mixture?

10.  What is a compound? Give examples!

11.  What is an element? Give Examples!

12.  How can you tell the difference between a mixture and a compound?

Homogeneous Mixture / Heterogeneous Mixture
13.  Definition: / 14.  Definition:
15.  Examples: Use word bank below / 16.  Examples: Use word bank below

Word Bank for Homogeneous and Heterogeneous mixtures:

Air Soil Vinegar Calcium Carbonate Milk Water

Salt solution Kool Aid Alcohol

17.  List methods of separation for mixtures.

Moles to Mass

17. What is the mass of 2.00 moles of Na?

18. What is the mass of 2.5 moles of C?

19. What is the mass of 12.5 moles of He?

Grams to Moles

20. How many moles are in 50.0 g of Ag?

21. How many moles are in 25.0 g of Ca?

22. How many moles are contained in 45.0 g of Na?

Grams to Atoms

23. How many atoms are in 25 g of Ne?

24. How many atoms are in 25g of O2 ?

25. How many grams are present in a sample of carbon that contains 8.47x10 24 atoms?

26. What is the average atomic mass of Boron if it exists as 19.90%10B (10.013 g/mol) and 80.10%11B (11.009 g/mol)?

27. What are the parts of the atom? Where are the individual parts located?

28. How are fission and fusion alike? How are fission and fusion different?

29. Describe alpha, beta and gamma particles? How can each of the particles be blocked?

30. List the symbol for the following nuclear particles:

Alpha Beta gamma neutron proton

31. What is the wavelength of light in nm, that has a frequency of 6.6 x 1014Hz?

32. What is the frequency ofred lightwith a wavelength of 6.90 x 10-7m?

33. Describe the relationship between wavelength and frequency. ( use the table from your notes)

34. Balance the following nuclear equations:

a.

b.

c.