Concept explainers
(a)
Interpretation:
The given exponential number is to be converted into scientific notation.
Concept introduction:
Scientific notation is used to write large numbers or small numbers as the product of a nonexponential term and exponential term in the form of
(b)
Interpretation:
The given exponential number is to be converted into scientific notation.
Concept introduction:
Scientific notation is used to write large numbers or small numbers as the product of a nonexponential term and exponential term in the form of
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Introductory Chemistry: Concepts and Critical Thinking (8th Edition)
- Express the results of the following multiplications and divisions to the proper number of significant figures. All of the numbers are measured quantities. (a) 129.587 × 32.33 = 4.7791 (b) 3.21 × 5.793 10566.9 (c) 3.584 × 1029 (d) (5.247 × 10'3) × (1.3 × 10-17) =arrow_forwardWrite the following numbers in scientific notation:(a) 131,000.0 (b) 0.00047 (c) 210,006 (d) 2160.5arrow_forwardFor each of the following numbers, determine the number ofsignificant figures it contains, rewrite it without using scientific notation, and determine thenumber of significant figures in the result. (a) 3.050 × 10–4 , (b) 4.3200 × 102 , (c) 8.001 × 10–7, (d) 2.006080 × 105 , (e) 1.503 × 10–5 , (f) 6.07510 × 104arrow_forward
- How many significant figures are there in the following numbers? (a)0.00740 (b)609.20 (c)9.005 x 1011arrow_forwardWhich of the following include exact numbers?(a) The speed of light in a vacuum is a physical constant; to six significant figures, it is 2.99792×108 m/s.(b) The density of mercury at 25°C is 13.53 g/mL.(c) There are 3600 s in 1 h.(d) In 2010, the United States had 50 states.arrow_forwardHow many significant figures are there in each number below? (a) 1.903 0 (b) 0.039 10 (c) 1.40 X 104arrow_forward
- Report all numerical answers to the correct number of significant figures! (a) Give the names of the following elements: (i) Ag (ii) V (b) Give the symbols of the following elements: (i) aluminum (ii) copper 1. 2. Report the answers of these calculations to the correct number of significant figures: (a) 3.7793 x 8.324 x 7.4976 = ? (b) 10.4071 +66.1441 +12.515 = ? (c) (7.971 x 10¹7) (3.75 x 10³)/7.8416 = ? (Report answer in exponential notation.)arrow_forwardCarry out the following conversions: (a) 1.42 lightyears to miles (a light-year is an astronomical measure of distance—the distance traveled by light in a year, or 365 days; the speed of light is 3.00x10^8 m/s), (b) 32.4 yd to centimeters, (c) 3.0 3x10^10 cm/s to ft/s.arrow_forwardWhich of the following include exact numbers?(a) The speed of light in a vacuum is a physical constant; to six significant figures, it is 2.99792X10⁸m/s.(b) The density of mercury at 25°C is 13.53 g/mL.(c) There are 3600 s in 1 h.(d) In 2003, the United States had 50 states.arrow_forward
- Carry out the following conversions: (a) 32.4 yd to centimeters, (b) 3.0 × 1010 cm/s to ft/s, (c) 1.42 light-years to miles (a light-year is an astronomical measure of distance—the distance traveled by light in a year, or365 days; the speed of light is 3.00 × 108m/s).arrow_forwardIndicate how many significant figures there are in (a) 0.305 0 (b) 0.003 050 (c) 1.003 X 104arrow_forwardThe diameter of Jupiter is 142,984 kilometers. The diameter of Mercury is 4,878 kilometers.(a) Express each of these diameters in scientific notation. Use all the digits given.(b) Which planet has the larger diameter? How many orders of magnitude larger?arrow_forward
- Chemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning