Introductory Chemistry: A Foundation
8th Edition
ISBN: 9781285199030
Author: Steven S. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Chapter 2.5, Problem 2.2SC
Exercise 2.2 Give the number of significant figures for each of the following measurements.
- 0.00100 m
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Review | Constants | Periodic Table
11 L alcohol
100 Lwine
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EXERCISE Unit Conversion
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910 kg x
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1 cm³ Cu = 9 g Cu
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1000 g
1000 cm³
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A piece of copper has a mass of 910 kg. What is the volume of the sample, in units of liters?
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9.5 x 1021 atoms Cu
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Experiment 11
A student in a lab measured the mass of 380 mL of regular Coca Cola and the mass of
380 ml. of Diet Coca Cola. He found the mass of regular Coca Cola to be 384 g, and the
mass of diet Coca Cola to be 370g
What physical property of both drinks can you calculate based on the data obtained in
Experiment 1?
Physical property
BIURN
Calculation:
FRIE
Chapter 2 Solutions
Introductory Chemistry: A Foundation
Ch. 2.1 - Exercise 2.1 Write the numbers 357 and 0.0055 in...Ch. 2.2 - What if you were not allowed to use units for one...Ch. 2.5 - Exercise 2.2 Give the number of significant...Ch. 2.5 - Exercise 2.3 Give the answer for each calculation...Ch. 2.6 - Exercise 2.4 Wine is often bottled in 0.750-L...Ch. 2.6 - Exercise 2.5 Racing cars at the Indianapolis Motor...Ch. 2.7 - Exercise 2.6 Which temperature is colder, 172 K or...Ch. 2.7 - Exercise 2.7 Hot tubs are often maintained at 41...Ch. 2.7 - Exercise 2.8 An antifreeze solution in a car’s...Ch. 2.8 - Exercise 2.9A student wants to identify the main...
Ch. 2 - a. There are 365 days/year, 24 hours/day, 12...Ch. 2 - You go to a convenience store to buy candy and...Ch. 2 - When a marble is dropped into a beaker of water,...Ch. 2 - Consider water in each graduated cylinder as...Ch. 2 - What is the numerical value of a conversion...Ch. 2 - For each of the following numbers, indicate which...Ch. 2 - Consider the addition of “1 5.4” to “28.” What...Ch. 2 - Consider multiplying “26.2” by “16.43.” What would...Ch. 2 - In lab you report a measured volume of 128.7 mL of...Ch. 2 - Sketch two pieces of glassware: one that can...Ch. 2 - Oil floats on water but is “thicker” than water....Ch. 2 - Show how converting numbers to scientific notation...Ch. 2 - You are driving 65mph and take your eyes oil the...Ch. 2 - You have a1.0cm3 sample of lead and a1.0cm3 sample...Ch. 2 - The beakers shown below have different precisions....Ch. 2 - True or false? 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Which English unit of length or distance is...Ch. 2 - The unit of volume in the metric system is the...Ch. 2 - Which metric system unit is most appropriate for...Ch. 2 - When a measuring scale is used properly to the...Ch. 2 - What does it mean to say LI1amevery measurement we...Ch. 2 - For the pin shown in Fig. 2.5, why is the third...Ch. 2 - Why can the length of the pin shown in Fig. 2.5...Ch. 2 - Indicate the number of significant figures in each...Ch. 2 - Indicate the number of significant figures implied...Ch. 2 - When we round off a number, if the number to the...Ch. 2 - In a multiple-step calculation, is it better to...Ch. 2 - Round off each of the following numbers to three...Ch. 2 - Round off each of the following numbers to two...Ch. 2 - Round off each of the following numbers to the...Ch. 2 - Round off each of the following numbers to the...Ch. 2 - Consider the calculation indicated below:...Ch. 2 - The following water measurements are made: 18 mL...Ch. 2 - When the calculation(2.31)(4.9795103)/(1.9971104)...Ch. 2 - Prob. 44QAPCh. 2 - When the sum 4.9965 + 2.11 + 3.887 is calculated,...Ch. 2 - How many digits after the decimal point should he...Ch. 2 - Evaluate each of the following mathematical...Ch. 2 - Evaluate each of the following mathematical...Ch. 2 - Without actually performing the calculations...Ch. 2 - Without actually performing the calculations...Ch. 2 - How many significant digits should be used to...Ch. 2 - Evaluate each of the following and write the...Ch. 2 - A represents a ratio based on an equivalence...Ch. 2 - How many significant figures are understood for...Ch. 2 - Given that 1 mi = 1760 yd, determine what...Ch. 2 - Prob. 56QAPCh. 2 - For Exercises 57 and 58, apples cost $1.75 per...Ch. 2 - What conversion factor could be used to determine...Ch. 2 - Perform each of the following conversions, being...Ch. 2 - Perform each of the following conversions, being...Ch. 2 - Perform each of the following conversions, being...Ch. 2 - Perform each of the following conversions, being...Ch. 2 - 12.01 g of carbon contains6.021023 carbon atoms....Ch. 2 - Los Angeles and Honolulu are 2558 mi apart. 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The...Ch. 2 - A sample containing 33.42 g of metal pellets is...Ch. 2 - Prob. 154APCh. 2 - Prob. 155APCh. 2 - Prob. 156APCh. 2 - Prob. 157APCh. 2 - Prob. 158APCh. 2 - Complete the following table: Number Exponential...Ch. 2 - For each of the mathematical expressions given: a....Ch. 2 - The longest river in the world is the Nile River...Ch. 2 - Secretariat is known as the horse with the fastest...Ch. 2 - A friend tells you that it is 69. 1 °F outside....Ch. 2 - The hottest temperature recorded in the United...Ch. 2 - The density of osmium (the densest metal)...Ch. 2 - The radius of a neon atom is 69 pm, and its mass...
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