Chemistry In Focus
7th Edition
ISBN: 9781337399692
Author: Tro, Nivaldo J.
Publisher: Cengage Learning,
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Chapter A, Problem A1.3YT
Significant Figures in Addition and Subtraction
Carry out the following calculation to the correct number of significant digits:
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Chapter A Solutions
Chemistry In Focus
Ch. A - Determining the Number of Significant Figures How...Ch. A - Significant Figures in Multiplication and Division...Ch. A - Significant Figures in Addition and...Ch. A - 1. How many significant figures are in each of the...Ch. A - Prob. 2ECh. A - Prob. 3ECh. A - Prob. 4ECh. A - Prob. 5ECh. A - Prob. 6E
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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
- For each of the following numbers, by how many places must the decimal point be moved to express the number in standard scientific notation? In each case, will the exponent be positive, negative, or zero? 72.471 0.008941 9.9914 6519 0.000000008715arrow_forwardPerform the following mathematical operations, and express the result to the correct number of significant figures. a. 6.022 X 10-23 1.05 x 102 b. 6.626210342.9981082.54109 c. 1.285 102 + 1.24 103 + 1.879 101 d. (1.00866-1.00728)6.022051023 e. 9.8751029.7951029.875102100(100isexact) f. 9.42102+8.234102+1.6251033(3isexact)arrow_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
- Perform 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_forwardFor each of the following numbers, if the number is rewritten in scientific flotation, will the exponent of the power of 10 be positive, negative, or zero? 1/103 0.00045 52,550 7.21 1/3arrow_forwardFor each of the following numbers, if the number is rewritten in scientific notation, will the exponent of the power of 10 be positive, negative, or zero? 4,915,442 1/1000 0.001 3.75arrow_forward
- 1.43 Calculate the following to the correct number of significant figures. Assume that all these numbers are measurements. (a) x=17.2+65.182.4 (b) x=13.0217/17.10 (c) x=(0.0061020)(2.0092)(1200.00) (d) x=0.0034+( 0.0034)2+4(1.000)(6.3 10 1)(2)(1.000)arrow_forwardThe astronomical unit equals the mean distance between the earth and the sun. This distance is 150,000,000 km, which is precise to three significant figures. Express this in scientific notation to the correct number of significant figures.arrow_forwardBy how many places must the decimal point be moved, and in which direction, to convert each of the following to “ordinary” decimal numbers? 4.311106 7.895105 8.712101 4.995100 2.3311018 1.9971016arrow_forward
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