Concept explainers
Express each number in decimal notation (i.e., express the number without using scientific notation).
a.
b.
c.
d.
Want to see the full answer?
Check out a sample textbook solutionChapter 2 Solutions
Introductory Chemistry, Books a la Carte Edition & Modified MasteringChemistry with Pearson eText -- ValuePack Access Card -- for Introductory Chemistry Package
- 1.47 A student weighs 10 quarters and finds that their total mass is 56.63 grams. What should she report as the average mass of quarter based on her data?arrow_forwardWhat exponent or power of ten would you use to express how many meters are in a kilometer? a. 105 b. 103 c. 104 d. 102arrow_forwardPerform these calculations and express the result with the proper number of significant figures. (a) (4.850g2.34g)/1.3mL (b) V=r3, where r=4.112cm (c) (4.66103)4.666 (d) 0.003400/65.2arrow_forward
- When a large or small number is written in standard scientific notation, the number is expressed as the product of a number between 1 and 10, multiplied by the appropriate power of 10. For each of the following numbers, indicate what power of 10 would be appropriate when expressing the numbers in standard scientific notation. a. 84,961,306 b. 0.4870 c. 0.000033812 d. 3,890,406,000,000arrow_forwarda 21.7 m to cm, b 517 m to km, c 0.666 km to cmarrow_forwardWrite the following numbers in ordinary decimal form: a 5.12 x 106, b 8.04 x 10-7, c 1.92 x 1021.arrow_forward
- A woman’s basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures), What are these specifications in units of centimeters and grams?arrow_forwardA lap in most tracks in the United States is 0.25 mi (English lap). In most countries that use the metric system, a metric lap is 0.40 km. A champion marathon runner covers a mile in about 5.0 min. How many minutes will the runner take to run an English lap? A metric lap?arrow_forwarda 494 cm3 to mL, b 1.91 L to mL, c 874 cm3 to Larrow_forward
- Without actually performing the calculations indicated,tell to how many significant digits the answer to the calculation should be expressed. (0.1 96)(0.08215)(295)/(1.1) (4.2 15 + 3.991 + 2.442)/(0.22) (7.881)(4.224) (0.00033)/(2.997) (6.2 19 + 2.03)/(3.1159)arrow_forward1.30 The largest computers now include disk storage space measured in petabytes. How many bytes are in a petabyte? (Recall that in computer terminology, the prefix is only “close” to the value it designates in the metric system.)arrow_forward
- Chemistry for Today: General, Organic, and Bioche...ChemistryISBN:9781305960060Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. HansenPublisher:Cengage LearningChemistry: Matter and ChangeChemistryISBN:9780078746376Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl WistromPublisher:Glencoe/McGraw-Hill School Pub Co
- Chemistry for Engineering StudentsChemistryISBN:9781337398909Author:Lawrence S. Brown, Tom HolmePublisher:Cengage LearningIntroductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage LearningIntroductory Chemistry: An Active Learning Approa...ChemistryISBN:9781305079250Author:Mark S. Cracolice, Ed PetersPublisher:Cengage Learning