Laboratory Manual For Chemistry: Structure And Properties (2nd Edition)
2nd Edition
ISBN: 9780134616452
Author: Nivaldo J. Tro, Daphne Norton
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter E, Problem 43E
Which numbers are exact (and therefore have an unlimited number of significant figures)?
a. p = 3.14
b. 12 inches = 1 foot
c. EPA gas mileage rating of 26 miles per gallon
d. l gross= 144
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Which numbers are exact (and therefore have an unlimited number of significant figures)?a. p = 3.14b. 12 in = 1 ftc. EPA gas mileage rating of 26 miles per gallond. 1 gross = 144
I. Significant Figures and Conversion
A. Scientific Notation
1. 58 cm → km
2. 67 W → MW
3. 196 mL L
4. 17 dm
– cm
5. 299 W → TW
Just number 42.
Chapter E Solutions
Laboratory Manual For Chemistry: Structure And Properties (2nd Edition)
Ch. E - What are the standard SI base units of length,...Ch. E - What are the three common temperature scales? Does...Ch. E - What are prefix multipliers? List some examples.Ch. E - What is a derived unit? List an example.Ch. E - Explain the relationship between the reliability...Ch. E - What is the significance of the number of digits...Ch. E - Explain the difference between precision and...Ch. E - Prob. 8ECh. E - When multiplying or dividing measured quantities,...Ch. E - When adding or subtracting measured quantities,...
Ch. E - Explain the difference between density and mass.Ch. E - Explain the difference between intensive and...Ch. E - Prob. 13ECh. E - Prob. 14ECh. E - Prob. 15ECh. E - Prob. 16ECh. E - What is dimensional analysis?Ch. E - How should units be treated in calculations?Ch. E - Convert each temperature. a. 32 °F to °C...Ch. E - Convert each temperature. a. 212 °F to °C...Ch. E - The coldest temperature ever measured in the...Ch. E - Prob. 22ECh. E - Use the prefix multipliers to express each...Ch. E - Use prefix multipliers to express each measurement...Ch. E - Use scientific notation to express each quantity...Ch. E - Use scientific notation to express each quantity...Ch. E - Complete the table.Ch. E - Complete the table.Ch. E - Express the quantity 254,998 m in each unit. a. km...Ch. E - Express the quantity 556.2 × 10-12 s in each unit....Ch. E - How many 1-cm squares does it take to construct a...Ch. E - How many 1-cm cubes does it take to construct a...Ch. E - Convert 15.0 L to each unit. a.mL b. cm3 c. gal d....Ch. E - Convert 4.58 x 103 cm3 to each unit. a. L b. mL c....Ch. E - A ruler used to measure a penny has markings every...Ch. E - A scale used to weigh produce at a market has...Ch. E - Read each measurement to the correct number of...Ch. E - Read each measurement to the correct number of...Ch. E - For each number, underline the zeroes that are...Ch. E - For each number, underline the zeroes that are...Ch. E - How many significant figures are in each number?...Ch. E - How many significant figures are in each number?...Ch. E - Which numbers are exact (and therefore have an...Ch. E - Indicate the number of significant figures in each...Ch. E - Round each number to four significant figures. a....Ch. E - Round each number to three significant figures. a....Ch. E - Calculate to the correct number of significant...Ch. E - Calculate to the correct number of significant...Ch. E - Calculate to the correct number of significant...Ch. E - Calculate to the correct number of significant...Ch. E - Calculate to the correct number of significant...Ch. E - Calculate to the correct number of significant...Ch. E - A new penny has a mass of 2.49 g and a volume of...Ch. E - A titanium bicycle frame displaces 0.314 L of...Ch. E - Glycerol is a syrupy liquid used in cosmetics and...Ch. E - An allegedly gold nugget is tested to determine...Ch. E - Ethylene glycol (antifreeze) has a density of 1.11...Ch. E - Prob. 58ECh. E - A small airplane takes on 245 L of fuel, If the...Ch. E - Human fat has a density of 0.918 g/cm3. How much...Ch. E - Perform each unit conversion. a. 27.8 L to cm3 b....Ch. E - Prob. 62ECh. E - Prob. 63ECh. E - Prob. 64ECh. E - A runner wants to run 10.0 km. She knows that her...Ch. E - Prob. 66ECh. E - A European automobile has a gas mileage of 17...Ch. E - A gas can holds 5.0 gallons of gasoline. Express...Ch. E - A house has an area of 195 m2. What is its area...Ch. E - Prob. 70ECh. E - The average U.S. farm occupies 435 acres. (1 acre...Ch. E - Total U.S. farmland occupies 954 million acres....Ch. E - An acetaminophen suspension for infants contains...Ch. E - An ibuprofen suspension for infants contains 100...Ch. E - Convert between energy units. a. 534 kWh to J b....Ch. E - Prob. 76ECh. E - Suppose that a person eats 2387 Calories per day....Ch. E - A particular frost-free refrigerator uses about...Ch. E - Prob. 79ECh. E - Prob. 80ECh. E - A solid gold cylinder sits on a weight-sensitive...Ch. E - The proton has a radius of approximately 1.0 ×...Ch. E - The density of titanium is 4.51 g/cm3. What is the...Ch. E - The density of iron is 7.86 g/cm3. What is its...Ch. E - A steel cylinder has a length of 2.16 in, a radius...Ch. E - A solid aluminum sphere has a mass of 85 g. Use...Ch. E - Prob. 87ECh. E - Prob. 88ECh. E - The Toyota Prius, a hybrid electric vehicle, has a...Ch. E - The Honda Insight, a hybrid electric vehicle, has...Ch. E - The single proton that forms the nucleus of the...Ch. E - A sample of gaseous neon atoms at atmospheric...Ch. E - Prob. 93ECh. E - The world’s record in the 100-m dash is 9.58 s,...Ch. E - Table salt contains 39.33 g of sodium per 100 g of...Ch. E - Prob. 96ECh. E - A length of #8 copper wire (radius = 1.63 mm) has...Ch. E - Rolls of aluminum foil are 304 mm wide and 0.016...Ch. E - Liquid nitrogen has a density of 0.808 g/L and...Ch. E - Mercury is often used in thermometers. The mercury...Ch. E - Prob. 101ECh. E - In 1999, scientists discovered a new class of...Ch. E - Prob. 103ECh. E - Nanotechnology, the field of building ultrasmall...Ch. E - Prob. 105ECh. E - A box contains a mixture of small copper spheres...Ch. E - A cube has an edge length of 7 cm. If it is...Ch. E - Prob. 108ECh. E - For each box, examine the blocks attached to the...Ch. E - Look up the measurement of the approximate...Ch. E - Prob. 111ECh. E - One inch is equal to 2.54 cm. Draw a line that is...Ch. E - Convert the height of each member in your group...Ch. E - Prob. 114ECh. E - Convert 85.0 °F to k. 358 k 181.1 k 302.6 k 29.4 kCh. E - Express the quantity 33.2 × 10-4 m in mm. 0.332 mm...Ch. E - How many significant figures are there in the...Ch. E - Perform the calculation to the correct number of...Ch. E - Perform the calculation to the correct number of...Ch. E - What is the mass of a 1 .75-L sample of a liquid...Ch. E - Convert 1,285 cm2to m2. 12.85 m2 0.1285 m2 1.285 ×...Ch. E - Prob. 8SAQCh. E - A solid metal sphere has a radius of 3.53 cm and a...Ch. E - A German automobile’s gas mileage is 22km/L....Ch. E - A wooden block has a volume of 18.5 in3. Express...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- The total length of all the DNA molecules contained in a human body is 1 1010 miles. The population of the United States is about 300 million. What is the total length of all the DNA of the U.S. population in lightyears? (A light year is the distance that light travels in a year and is 9.46 1015 m.)arrow_forward4. Write the number of significant figures in each of the following. Write the word exact if the value is exact with infinite significant figures. a. 100 cm in 1 m b. 1.094 yds = 1 m C. T (pi) is approximately 3.14159 exncti6 d. 150 pages in a book e. A mile is about 5300 feet f. A mile is 5280 feet g. 1000 grams in 1 kgarrow_forwardCalculate the areas and densities. Report the answers in the correct units.a. the area of a rectangle with sides measuring 3 × 1 0 1 cm and 3 × 1 0 -2 cmb. the area of a rectangle with sides measuring 1 × 1 0 3 cm and 5 × 1 0 -1 cmc. the density of a substance having a mass of 9 × 1 0 5 g and a volume of 3 × 1 0 -1 c m 3d. the density of a substance having a mass of 4 × 1 0 -3 g and a volume of 2 × 1 0 -2 c m 3arrow_forward
- Determine the number of significant figures in each measurement. a. 508.0 L c. 1.0200 × 1 0 5 kgb. 820,400.0 L d. 807,000 kgarrow_forward1. Describe how to use conversion factors correctly using an example. 2. Write a number between 1.000 and 9999999.99. Write the number of significant figures in your number. 3. Give an example of how to find significant figures in calculations for A addition or subtraction B. multiplication and divisionarrow_forward1.-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…arrow_forward
- 2. How many significant figures are in the following? a. 50.0 cm b. 0.00500 m c. 1.50 x 105 secarrow_forwardI keep getting this wrong and have gone over the problem 6 times and cant figure out what im doing wrong. I thought the answer was 3.125 Calculate 5.1234 + 0.033 ÷ 1.650 and report to the correct number of significant figures. a. 5.143 b. 3.125 c. 5.1 d. 3.1arrow_forward3.-Express each answer in scientific notation and with the proper number of significant figures 1,027 611363.06 a. b. 217 903 118.7:2-35.5 = C. d. 28 x 47.3= e. (5.2 x 10) x (3.33 x 10 2)arrow_forward
- Conversions involving units raised to a power: include the correct number of significant digits. a. 5.00 mm^3 to cm^3 b. 75 acres to m^2 c. 4637 nm^3 to in^3arrow_forwardThe question is down belowarrow_forward4. Measure the line and answer the following. 0 cm 1 2 4 a. What is your measurement? 5 6 7 8 9 b. How many significant figures are in your measurement? c. Are both digits to the left of the decimal point significant? 10 11 12 13 14arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- World of Chemistry, 3rd editionChemistryISBN:9781133109655Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCostePublisher:Brooks / Cole / Cengage LearningIntroductory Chemistry: An Active Learning Approa...ChemistryISBN:9781305079250Author:Mark S. Cracolice, Ed PetersPublisher:Cengage LearningGeneral Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher: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
Introductory Chemistry: An Active Learning Approa...
Chemistry
ISBN:9781305079250
Author:Mark S. Cracolice, Ed Peters
Publisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning
Measurement and Significant Figures; Author: Professor Dave Explains;https://www.youtube.com/watch?v=Gn97hpEkTiM;License: Standard YouTube License, CC-BY
Trigonometry: Radians & Degrees (Section 3.2); Author: Math TV with Professor V;https://www.youtube.com/watch?v=U5a9e1J_V1Y;License: Standard YouTube License, CC-BY