Chemistry CBA review
Physical Properties
1. Use word bank below:
Chemical Properties
2. Use word bank below:
Word Bank for Physical and Chemical Properties:
Color
Reactivity
Mass
Taste
Rust
Density
Corrosive
Burning
Physical changes
3. Use word bank below:
Word bank:
crushing
5.
tearing
rusting
Odor
Acidity
Melting Point
Chemical changes
4. Use word bank below:
digesting
formation of solid
corroding
burning
bending
folding
List 4 ways to determine that a chemical change has occurred.
Intensive Properties
6. Use word bank below
Extensive Properties
7. Use word bank below
Word bank for Intensive and Extensive:
Color
Mass
Weight
Odor
Hardness
Volume
Reactivity
Length
Conductivity
Bond strength
8. What are the 6 phase changes?
Boiling Point
formation of gas
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
13. Definition:
Heterogeneous Mixture
14. Definition:
15. Examples: Use word bank below
16. Examples: Use word bank below
Word Bank for Homogeneous and Heterogeneous mixtures:
Air
Soil
Salt solution
Vinegar
Kool Aid
Calcium Carbonate
Alcohol
17. List methods of separation for mixtures.
Moles to Mass
17. What is the mass of 2.00 moles of Na?
Milk
Water
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 10 14 Hz?
32. What is the frequency of red light with 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.
27
13
Al +
b.
63
29
Cu +
c.
44
20
4
2
He 
2
1
30
15
P + ____________
H  2 01 n + ____________
Ca + 11 H 
44
21
Sc + ____________