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1. What are the basic units of length, mass, volume, and temperature in the SI system?

1. What are the basic units of length, mass, volume, and temperature in the SI system?

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Name Desk Date Laboratory Instructor ovon o bloda w Basic Laboratory Techniques 1 Pre-lab Questions Snoiang ai nd Metersick You should be able to answer the following questions before beginning this experiment. 1. What are the basic units of length, mass, volume, and temperature in the SI system? 2. What decimal power do the following abbreviations represent: (a) M, (b) k, (c) m, (d) n, and (e) u? omamot noiivob o ve adr bns asm om 3. What is the number of significant figures in each of the following measured quantities: (a) 351 g, (b) 0.0100 mL, (c) 1.010 mL, and (d) 3.72x10cm? WO oTE ai utegmst bod la c 4. What is the length in millimeters of a crystal of copper sulfate that is 0.180 in. long? 5. Perform the following conversions: (a) 72.3 mg to g, (b) 6.0x1010m to mm, and (c) 325 mm to um. fbobiooo1 od eam aid blooda eougit inin m 6. DNA is approximately 2.5 nm in length. If an average man is 5 ft 10 in. tall, how many DNA molecules could be stacked to extend from the ground to the top of the head of an average man? 7. A liquid has a volume of 3.70 L. What is its volume in mL? In cm? 11 Copyright © 2018 Pearson Education, Inc.
Transcribed Image Text:Name Desk Date Laboratory Instructor ovon o bloda w Basic Laboratory Techniques 1 Pre-lab Questions Snoiang ai nd Metersick You should be able to answer the following questions before beginning this experiment. 1. What are the basic units of length, mass, volume, and temperature in the SI system? 2. What decimal power do the following abbreviations represent: (a) M, (b) k, (c) m, (d) n, and (e) u? omamot noiivob o ve adr bns asm om 3. What is the number of significant figures in each of the following measured quantities: (a) 351 g, (b) 0.0100 mL, (c) 1.010 mL, and (d) 3.72x10cm? WO oTE ai utegmst bod la c 4. What is the length in millimeters of a crystal of copper sulfate that is 0.180 in. long? 5. Perform the following conversions: (a) 72.3 mg to g, (b) 6.0x1010m to mm, and (c) 325 mm to um. fbobiooo1 od eam aid blooda eougit inin m 6. DNA is approximately 2.5 nm in length. If an average man is 5 ft 10 in. tall, how many DNA molecules could be stacked to extend from the ground to the top of the head of an average man? 7. A liquid has a volume of 3.70 L. What is its volume in mL? In cm? 11 Copyright © 2018 Pearson Education, Inc.
15. An object has a mass of exactly 5g on an analytical balance that has an accuracy of 0.1 mg. To how 12 Report Sheet · Basic Laboratory Techniques 8. Why should you never determine the mass of a hot object? 9. 10. What is precision? up ollol nolds.od bid 11. * Determining the mass of an object three times gave the following results: 9.2 g, 9.1 g, and 9.3 g. Find the mean mass and the average deviation from the mean. l lo do 13. Normal body temperature is 37.0 °C. What is the corresponding Fahrenheit temperature? 14. What is the mass in kilograms of 680 mL of a substance that has a density of 0.930 g/mL? many significant figures should this mass be recorded? Copyright © 2018 Pearson Education, Inc.
Transcribed Image Text:15. An object has a mass of exactly 5g on an analytical balance that has an accuracy of 0.1 mg. To how 12 Report Sheet · Basic Laboratory Techniques 8. Why should you never determine the mass of a hot object? 9. 10. What is precision? up ollol nolds.od bid 11. * Determining the mass of an object three times gave the following results: 9.2 g, 9.1 g, and 9.3 g. Find the mean mass and the average deviation from the mean. l lo do 13. Normal body temperature is 37.0 °C. What is the corresponding Fahrenheit temperature? 14. What is the mass in kilograms of 680 mL of a substance that has a density of 0.930 g/mL? many significant figures should this mass be recorded? Copyright © 2018 Pearson Education, Inc.
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