4d Date Laboratory Instructor tee Basic Laboratory Techniques Pre-lab Questions So You should be able to answer the following questions before beginning this experiment. What are the basic units of length, mass, volume, and temperature in the SI system? 1. .IT . T 2. What decimal power do the following abbreviations represent: (a) M, (b) k, (c) m, (d) n, and (e) u? 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? TE : What is the length in millimeters of a crystal of copper sulfate that is 0.180 in. long? 4. -10 Perform the following conversions: (a) 72.3 mg to g, (b) 6.0x10m to mm, and (c) 325 mm to um. 5. 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 cm3? Copyright O 2018 Pearson Education, Inc. Basic Laboratory Techniques Why should you never determine the mass of a hot object? 8. Why is it necessary to calibrate a thermometer and volumetric glassware? 9. 2pindoo aeds dal- ite What is precision? 10. da sd bleode sof tos elds ginld 0p gaiwollo What is the density of an object with a mass of 1.583 g and a volume of 0.2009 mL? 11. object three times gave the following results: 9.2 g, 9.1 g, and 9.3 g. Find the Determining the mass of an mean mass and the average deviation from the mean. 12. sdt oi te dos nt 201 Normal body temperature is 37.0 °C. What is the corresponding Fahrenheit temperature? 13. 14. What is the mass in kilograms of 680 mL of a substance that has a density of 0.930 g/mL? 15. An object has a mass of exactly 5 g on an analytical balance that has an accuracy of 0.1 mg. To how many significant figures should this mass be recorded?
4d Date Laboratory Instructor tee Basic Laboratory Techniques Pre-lab Questions So You should be able to answer the following questions before beginning this experiment. What are the basic units of length, mass, volume, and temperature in the SI system? 1. .IT . T 2. What decimal power do the following abbreviations represent: (a) M, (b) k, (c) m, (d) n, and (e) u? 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? TE : What is the length in millimeters of a crystal of copper sulfate that is 0.180 in. long? 4. -10 Perform the following conversions: (a) 72.3 mg to g, (b) 6.0x10m to mm, and (c) 325 mm to um. 5. 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 cm3? Copyright O 2018 Pearson Education, Inc. Basic Laboratory Techniques Why should you never determine the mass of a hot object? 8. Why is it necessary to calibrate a thermometer and volumetric glassware? 9. 2pindoo aeds dal- ite What is precision? 10. da sd bleode sof tos elds ginld 0p gaiwollo What is the density of an object with a mass of 1.583 g and a volume of 0.2009 mL? 11. object three times gave the following results: 9.2 g, 9.1 g, and 9.3 g. Find the Determining the mass of an mean mass and the average deviation from the mean. 12. sdt oi te dos nt 201 Normal body temperature is 37.0 °C. What is the corresponding Fahrenheit temperature? 13. 14. What is the mass in kilograms of 680 mL of a substance that has a density of 0.930 g/mL? 15. An object has a mass of exactly 5 g on an analytical balance that has an accuracy of 0.1 mg. To how many significant figures should this mass be recorded?
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...
Related questions
Question
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 2 steps with 1 images
Recommended textbooks for you
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY