Quantitative Lesson 81 "Solutions"
Science and Technology Standards:
PA Standard 3.4.10A: Classify and describe, in equation form, types of chemical and nuclear reactions
Purpose:
1. I will utilize the fence posting method to solve problems. 2. I will identify various aspects of solutions. 3. I will calculate mass percent, molarity, and dilution molarity. 4. I will identify how surface area, temperature, and agitation affect rates of dissolution.
Homework Due:
1. Molar Volume of a Gas Lab Report (Due Lesson 84)
Handouts/Supplies:
1. Sodium Acetate Solution 2. Rates of Dissolution: Surface Area Lab (Sugar)
I. Introduction
Opening Assignment:
Warm-Up: Complete a fence posting problem. Review warm-up State the purpose
II. The Lesson:
Activity #1: Review notes on chapter 14 (Up to section 14.5) Activity #2: Create a supersaturated solution of sodium acetate Activity #3: Complete mass percent, molarity, and dilution calculations for sodium acetate Activity #4: Discuss how surface area, temperature, and agitation affect rates of dissolution Activity #5: Prep the Rates of Dissolution: Surface Area activity Activity #6: Complete the Rates of Dissolution: Surface Area activity Activity #7: Complete page 447: 15, 17, and 33
III. Closure:
Summary Assignment:
Summarize today's lesson 1. I will utilize the fence posting method to solve problems. 2. I will identify various aspects of solutions. 3. I will calculate mass percent, molarity, and dilution molarity. 4. I will identify how surface area, temperature, and agitation affect rates of dissolution.
Homework Assignment (Write down in planners):
1. Page 447: 15, 17, and 33 2. Molar Volume of a Gas Lab Report (Due Lesson 84)
Preview of Next Class:
1. Solution Calculations
Page maintained by: Stephen A. Roe
Last update: Thursday, May 25, 2006 3:09 AM
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