1.-How many significant figures are in the following numbers? 0.70620 a. b. 5010 4548 C. d. 0.00045050 7.210 x 105 e. 2.-Round up the following numbers to the designated significant figures to 2 significant figure 32445.34 to 1 significant figure 85518 to 4 significant figures 526544 3.-Express each answer in scientific notation and with the proper number of significant figures a. 1,027611 +363.06 = b. 217 903 118.7 2-35.5 C. d. 28 x 47.3= e. (5.2 x 10) x (3.33 x 102) 4.-Convert the following numbers to scientific notation, use prefixes and use only 2 significant figures Example 52,000,000 g 52 X 10 g 52Mg 52 megagrams 0.0000003 g a. b 26198151 L 1546 m C. 5.-What does the slope of each line on the graph tell you? 6.-Which runner finish the race first red, blue or green? TIME (seconds) b) 4x+2-2(x+6) 7.-Solve for X in the following equations: a) 25 554x-4.245 8.-Classify each statement as a law, a theory, an experiment, a hypothesis, an observation Birds evolved from dinosaurs. 1. Hot air is less dense than cold air, probably because the components of hot air are moving more 2. rapidly. The ingredients of Ivory soap were analyzed to see whether it really is 99.44 % pure , as 3. advertised 9.-They forecast 20 mm of rain, but we really got 25 mm. What is the percent error?
1.-How many significant figures are in the following numbers? 0.70620 a. b. 5010 4548 C. d. 0.00045050 7.210 x 105 e. 2.-Round up the following numbers to the designated significant figures to 2 significant figure 32445.34 to 1 significant figure 85518 to 4 significant figures 526544 3.-Express each answer in scientific notation and with the proper number of significant figures a. 1,027611 +363.06 = b. 217 903 118.7 2-35.5 C. d. 28 x 47.3= e. (5.2 x 10) x (3.33 x 102) 4.-Convert the following numbers to scientific notation, use prefixes and use only 2 significant figures Example 52,000,000 g 52 X 10 g 52Mg 52 megagrams 0.0000003 g a. b 26198151 L 1546 m C. 5.-What does the slope of each line on the graph tell you? 6.-Which runner finish the race first red, blue or green? TIME (seconds) b) 4x+2-2(x+6) 7.-Solve for X in the following equations: a) 25 554x-4.245 8.-Classify each statement as a law, a theory, an experiment, a hypothesis, an observation Birds evolved from dinosaurs. 1. Hot air is less dense than cold air, probably because the components of hot air are moving more 2. rapidly. The ingredients of Ivory soap were analyzed to see whether it really is 99.44 % pure , as 3. advertised 9.-They forecast 20 mm of rain, but we really got 25 mm. What is the percent error?
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter1: Matter And Measurements
Section: Chapter Questions
Problem 36QAP: At sea, distances are measured in nautical miles and speeds are expressed in knots. 1 nautical mile...
Related questions
Question
Transcribed Image Text:1.-How many significant figures are in the following numbers?
0.70620
a.
b. 5010
4548
C.
d. 0.00045050
7.210 x 105
e.
2.-Round up the following numbers to the designated significant figures
to 2 significant figure
32445.34
to 1 significant figure
85518
to 4 significant figures
526544
3.-Express each answer in scientific notation and with the proper number of significant figures
a. 1,027611 +363.06 =
b. 217 903
118.7 2-35.5
C.
d.
28 x 47.3=
e. (5.2 x 10) x (3.33 x 102)
4.-Convert the following numbers to scientific notation, use prefixes and use only 2 significant figures
Example 52,000,000 g
52 X 10 g 52Mg
52 megagrams
0.0000003 g
a.
b
26198151 L
1546 m
C.
5.-What does the slope of each line on the graph tell you?
6.-Which runner finish the race first red, blue or green?
TIME (seconds)
b) 4x+2-2(x+6)
7.-Solve for X in the following equations: a) 25 554x-4.245
8.-Classify each statement as a law, a theory, an experiment, a hypothesis, an observation
Birds evolved from dinosaurs.
1.
Hot air is less dense than cold air, probably because the components of hot air are moving more
2.
rapidly.
The ingredients of Ivory soap were analyzed to see whether it really is 99.44 % pure , as
3.
advertised
9.-They forecast 20 mm of rain, but we really got 25 mm. What is the percent error?
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
Recommended textbooks for you
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Introductory Chemistry: A Foundation
Chemistry
ISBN:
9781337399425
Author:
Steven S. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry for Engineering Students
Chemistry
ISBN:
9781337398909
Author:
Lawrence S. Brown, Tom Holme
Publisher:
Cengage Learning
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Introductory Chemistry: A Foundation
Chemistry
ISBN:
9781337399425
Author:
Steven S. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry for Engineering Students
Chemistry
ISBN:
9781337398909
Author:
Lawrence S. Brown, Tom Holme
Publisher:
Cengage Learning
World of Chemistry, 3rd edition
Chemistry
ISBN:
9781133109655
Author:
Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:
Brooks / Cole / Cengage Learning