LARN 027 C7D3
Start the following in class:
1. The required journal focus question, J27ab, for today is :
a. What are the reasons that 70.8 m, 0.0617 m, 95.0 m, 7.70 m, 730. m, and 7.30 x 10² m each have three significant digits, but 730 m has only two significant digits?
b. After studying the handout entitled Using Labeled Unit Conversion Ratios to Solve Problems and the Sample Problem 3.10 on page 91 of the text, I have noticed or learned that ..
2.a. Use the PQ5R or SQ5R method to prepare a study guide for section 3.4 of your chemistry text on Density. Read section 3.4 in your chemistry text, pages 88 through 94, and as you do, create a study guide using the SQ5R or PQ5R method explained in class and on the distributed handout packet. You may record vocabulary entries in the body of your study guide, or you may check them off on the chapter 3 vocabulary list...
LARN 026 C7D2
Start the following in class:
1. The required journal focus question, J26, for today is :
What is the mathematical relationship between
a. the centimeter and the decimeter,
b. the cubic decimeter and the liter, and the
c. cubic centimeter and the milliliter?
2. Log onto Google Classroom and follow the instructions for LARN 026 C7D2 on Review Problem Solving Using Unit Conversion Ratios.
3. a. Go to https://socratic.org/chemistry to research the topics brought up in section 3.1 of your text, OR use the PQ5R or SQ5R method to prepare a study guide for section 3.3 of your chemistry text on Conversion Problems. Read section 3.3 in your chemistry text, pages 80 through 87, and as you do, create a study guide using the SQ5R or PQ5R method explained in class and on the distributed handout packet. You may record vocabulary entries in the body of your study guide, or you may check them off on the chapter 3 vocabulary list as you think about the...
LARN 025 C7D1
Start the following in class:
1. The required journal focus questions, J25, for today are:
Suppose you measured the length of a rectangular piece of aluminum foil as 180.7 mm.
a. Which digits resulting from measurement decisions in the laboratory are significant?
180.7 mm = 0.1807 m =1.807 x 1010 nm = 1 8 070 000 000 nm = 0.000 180 7 km
b. Which zeros resulting from expressing a measurement in terms of a very large or very small unit of measurement are significant?
2. a. Go to https://socratic.org/chemistry to research the topics brought up in section 3.1 of your text, OR use the PQ5R or SQ5R method to prepare a study guide for section 3.2 of your chemistry text on The International System of Units, SI. Read section 3.2 in your chemistry text, pages 73 through 79, and as you do, create a study guide using the SQ5R or PQ5R method explained in class and on the distributed...
