Quantitative Lesson 37 "Percent Composition"
Science and Technology Standards:
PA Standard 3.4.10A: Classify and describe, in equation form, types of chemical and nuclear reactions Anchor Assessment S11.A.1.1: Analyze and explain the nature of science in the search for understanding the natural world and its connection to technological systems.
Anchor Assessment S11.A.1.2: Identify and analyze the scientific or technological challenges of societal issues; propose possible solutions and discuss implications.
Anchor Assessment S11.A.1.3: Describe and interpret patterns of change in natural and human-made systems.
Anchor Assessment S11.A.2.1: Apply knowledge of scientific investigation or technological design to develop or critique aspects of the experimental or design process. Anchor Assessment S11.A.2.2: Evaluate appropriate technologies for a specific purpose, or describe the information the instrument can provide. Anchor Assessment S11.A.3.2: Compare observations of the real.
Anchor Assessment S11.A.3.3: Compare and Analyze repeated processes or recuring elements in patterns. Anchor Assessment S11.B.1.1: Explain structure and function at multiple levels of organization.
Anchor Assessment S11.C.1.1: Explain the relationship between the structure an properties of matter.
Purpose:
1. I will memorize select polyatomic ions. 2. I will calculate the mass of 1 mole of a compound. 3. I will use fence posting to solve moles, molecules, and grams problems. 4. I will calculate the percent composition of compound.
Homework Due:
1. Moles, Molecules, and Grams WS #3 (Lesson 37) 2. Polyatomic Ions Quiz (Lesson 37) 3. Avogadro's Number Lab Report (Due Lesson 38) 4. Fence Posting WS #6 (Due Lesson 38)
Handouts/Supplies:
1. Moles, Molecules, and Grams WS #3 2. Percent Composition WS #1
I. Introduction
Opening Assignment:
Warm-Up: Write the name or symbols for all 20 polyatomic ions. Review warm-up State the purpose
II. The Lesson:
Activity #1: Review Final Polyatomic Ions Quiz Activity #2: Review Moles, Molecules, and Grams WS #3 Activity #3: Discuss Mole Day Activity #4: Overview percentage and percent composition, and conversion factors Activity #5: Complete the Percent Composition WS #1 Activity #6: Complete the Percent Composition WS #1: 1b
III. Closure:
Summary Assignment:
Summarize today's lesson 1. I will memorize select polyatomic ions. 2. I will calculate the mass of 1 mole of a compound. 3. I will use fence posting to solve moles, molecules, and grams problems. 4. I will calculate the percent composition of compound.
Homework Assignment (Write down in planners):
1. Avogadro's Number Lab Report (Due Lesson 38) 2. Fence Posting WS #6 (Due Lesson 38) 3. Percent Composition WS #1 (Lesson 40)
Preview of Next Class:
1. Moles, Molecules, and Grams Quiz 2. Hydrate Lab
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Last update: Thursday, October 19, 2006 3:32 PM
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