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Quantitative Lesson 44 "Empirical Formula"

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 calculate the empirical formula of a compound.
2. I will calculate the molecular formula of a compound.

Homework Due:

1. Empirical Formula WS #1 (Due Lesson 44)

Handouts/Supplies:

1. Empirical Formula WS #2

I. Introduction

Opening Assignment:

Warm-Up: Complete the empirical formula step 1 setup for 32.13% aluminum and 67.87% fluorine.
Review warm-up
State the purpose

II. The Lesson:

Activity #1: Review the empirical formula step 1 setup of 32.13% aluminum and 67.87% fluorine
Activity #2: Review Empirical Formula WS #1
Activity #3: Discuss train problems: C_xH_yO_z → _g CO₂ + _g H₂O
Activity #4: Complete a train problem
Activity #5: Complete Empirical Formula WS #2
Activity #6: Review Empirical Formula WS #2.1

III. Closure:

Summary Assignment:

Summarize today's lesson
1. I will calculate the empirical formula of a compound.
2. I will calculate the molecular formula of a compound.

Homework Assignment (Write down in planners):

1. Empirical Formula WS #2 (Due Lesson 45)

Preview of Next Class:

1. Empirical Formula Assessment

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Last update: Tuesday, October 24, 2006 11:48 AM