Chapter 3 Scientific Measurement Name______________
Chapter 2 Matter and Energy
2-3 Measurements and Calculations in Chemistry
1. How many significant figures are in each of these measurements?
a. 143 g d. 1.072 km
b. 0.074 cm e. 10,800 m
c. 8.750 x 10-2 ng f. 5.00 dm3
2. Round each of these measurements to three significant figures.
a. 0.0074983 x 104 mm e. .098995 cg
b. 1764.9 mL f. .01552 m
c. 87.073 m g. 9009 m
d. 4.3621 x 108 mm h. 629.55 m
3. Write each measurement in scientific notation and determine the number of significant figures in each.
a. 0.05730 m
b. 8765 dm
c. 0.00073 mm
d. 12 basketball players
e. 0.010 km
f. 507 thumbtacks
4. Express the rounded answer to each problem in scientific notation.
a. 5.3 x104 + 1.3 x 104 =
b. 7.2 x 10-4 =
1.8 x 103
c. 104 x 10-1 x 106 =
d. 9.12 x 10-1 - 4.7 x 10-2 =
e. 4.8 x 10-5 x 6.0 x 103 =
(2.0 x 10-2)
f. (5.4 x 104) x (3.5 x 109) =
................
................
In order to avoid copyright disputes, this page is only a partial summary.
To fulfill the demand for quickly locating and searching documents.
It is intelligent file search solution for home and business.
Related searches
- chapter 3 developmental psychology quizlet
- mcgraw hill algebra1 chapter 3 lesson 8
- chapter 3 psychology quizlet test
- psychology chapter 3 quiz answers
- developmental psychology chapter 3 quizlet
- strategic management chapter 3 quizlet
- psychology chapter 3 exam
- psychology chapter 3 test questions
- quizlet psychology chapter 3 quiz
- chapter 3 psychology quiz
- developmental psychology chapter 3 test
- quizlet psychology chapter 3 answers