Density Notes
E.Q. - How do we perform calculations using the density equation?
E.Q. How do we use instruments to make measurements necessary in making
density calculations?
The DENSITY of a material depends on two factors. They are:
1. How Close together
Worksheet: Classification of Matter
Classify each of the following as an element, compound, solution or heterogeneous mixture.
1. Table Salt compound
2. Apple heterogeneous mixture
3. Plutonium element
4. Water compound
5. Calcium element
6. Raisin Bran h
Chapter 6 Notes
ChemicalComposition
Lesson Essential Questions
1. How is the mole used to express
chemical quantities?
2. How do we calculate the formula
weight of a compound?
3. How do we find the mass percent
of an element in a given compound?
4. How
Significant Figures (s.f.)
(Excerpt from chapter 5-pp. 122-9)
Essential Question (EQ):
1. How do we read a measurement scale with the proper precision & accuracy?
2. How do we perform calculations using the correct number of significant figures?
A. Reliab
Chapter1&2Notes
Matter
Essential Question:
How can your knowledge of matter help you
understand the chemical and physical changes
in the world around you?
Assessment Prompts
AP1: Compare and contrast pure
substances and mixtures.
AP2: Compare and contra
Significant Figures (s.f.)
(Excerpt from chapter 5-pp. 122-9)
Essential Question (EQ):
1. How do we read a measurement scale with the proper precision & accuracy?
2. How do we perform calculations using the correct number of significant figures?
A. Reliab
Metric Conversion Problems
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
6.0 kL
10,000 mL
400 cm
1.50 g
0.00750 L
3.75 kg
400 cm3
0.684 L
30.7 cm
4,000 L
287 g
12. 500 mL
13. 0.785 km
14. 56.8 g
15. 90,000 cm
16. 25 mg
17. 5.15 mL
18. 3,700 cm3
19. 140 cm
20. 8.45 L
CHAPTER 5
Measurement
and Calculations
All science requires
mathematics. The knowledge of
mathematical things is almost
innate in us [Mathematics] is the
easiest of sciences, a fact which is
obvious in that no ones brain
rejects it
Roger Bacon (c. 1214