Chemistry In Context
9th Edition
ISBN: 9781259638145
Author: Fahlman, Bradley D., Purvis-roberts, Kathleen, Kirk, John S., Bentley, Anne K., Daubenmire, Patrick L., ELLIS, Jamie P., Mury, Michael T., American Chemical Society
Publisher: Mcgraw-hill Education,
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Chapter 1.6, Problem 1.12YT
(a)
Interpretation Introduction
Interpretation:
The answer for the given calculations has to be given with correct number of significant figures.
Concept Introduction
Significant figures: The digits having a meaning in a given number are called as significant figures.
- The number of decimal places in the answer of addition or subtraction can be determined by the number having lowest number of decimal places.
- The significant number of answer in multiplication and division is determined by the number having the smallest number of significant figures.
(b)
Interpretation Introduction
Interpretation:
The answer for the given calculations has to be given with correct number of significant figures.
Concept Introduction
Significant figures: The digits having a meaning in a given number are called as significant figures.
- The number of decimal places in the answer of addition or subtraction can be determined by the number having lowest number of decimal places.
- The significant number of answer in multiplication and division is determined by the number having the smallest number of significant figures.
(c)
Interpretation Introduction
Interpretation:
The answer for the given calculations has to be given with correct number of significant figures.
Concept Introduction
Significant figures: The digits having a meaning in a given number are called as significant figures.
- The number of decimal places in the answer of addition or subtraction can be determined by the number having lowest number of decimal places.
- The significant number of answer in multiplication and division is determined by the number having the smallest number of significant figures.
(d)
Interpretation Introduction
Interpretation:
The answer for the given calculations has to be given with correct number of significant figures.
Concept Introduction
Significant figures: The digits having a meaning in a given number are called as significant figures.
- The number of decimal places in the answer of addition or subtraction can be determined by the number having lowest number of decimal places.
- The significant number of answer in multiplication and division is determined by the number having the smallest number of significant figures.
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Perform the following calculations and report each answer with the correct number of significant figures.(a) 62.8 × 34(b) 0.147 + 0.0066 + 0.012(c) 38 × 95 × 1.792(d) 15 – 0.15 – 0.6155(e) 8.78 × ((0.0500)/(0.478))(f) 140 + 7.68 + 0.014(g) 28.7 – 0.0483(h) ((88.5 − 87.57)/(45.13))
Do the following calculations to the correct number of significant figures:
a.) 3.8 x 105-8.45 x 104
b.) 0.004 + 0.09879
c.) 1459.3 + 9.77/ 4.32
d.) 432/7.3-28.523
Do the following calculations to the correct number of significant figures:
a.) 89.3 x 77.0 x 0.08
b.) 4.005 x 74 x 0.007
c.) 9.5 x 103/34.56
d.) 87.6 + 9.888+ 2.3 + 100.77
Chapter 1 Solutions
Chemistry In Context
Ch. 1.1 - Prob. 1.2YTCh. 1.1 - Prob. 1.3YTCh. 1.2 - a. List some examples of macroscopic objects in...Ch. 1.3 - Prob. 1.5YTCh. 1.3 - For each of the following compounds, calculate...Ch. 1.3 - Prob. 1.7YTCh. 1.4 - Determine the number of protons and electrons in...Ch. 1.5 - Prob. 1.9YTCh. 1.6 - In addition to aluminum, other metals such as...Ch. 1.6 - For each of the values below, determine the number...
Ch. 1.6 - Prob. 1.12YTCh. 1.7 - Prob. 1.13YTCh. 1.7 - Prob. 1.14YTCh. 1.8 - Prob. 1.15YTCh. 1.8 - a. Express the current U.S. national debt and...Ch. 1.9 - Using a laser pointer, predict and then determine...Ch. 1.9 - a. An unknown metal was found to have a mass of...Ch. 1.10 - Prob. 1.19YTCh. 1.10 - Prob. 1.20YTCh. 1.11 - Prob. 1.21YTCh. 1 - The smallest building blocks inside your cell...Ch. 1 - In these diagrams, two different types of atoms...Ch. 1 - From the solids, liquids, or gases that are...Ch. 1 - Express each of these numbers in scientific...Ch. 1 - Prob. 5QCh. 1 - Prob. 6QCh. 1 - Consider the following blank periodic table. a....Ch. 1 - Classify each of these substances as an element, a...Ch. 1 - Prob. 9QCh. 1 - Provide the number of protons, neutrons, and...Ch. 1 - Classify each of the following compounds as...Ch. 1 - Calculate the atomic percentages for each of the...Ch. 1 - For the following molecules, list the number and...Ch. 1 - Prob. 14QCh. 1 - What are the oxidation states of the metals in the...Ch. 1 - Prob. 16QCh. 1 - The processor chips in portable and desktop...Ch. 1 - Prob. 18QCh. 1 - Prob. 19QCh. 1 - Prob. 20QCh. 1 - Prob. 21QCh. 1 - Prob. 22QCh. 1 - Prob. 23QCh. 1 - Prob. 24QCh. 1 - Prob. 25QCh. 1 - List some waste products generated from the...Ch. 1 - Prob. 27QCh. 1 - Prob. 29QCh. 1 - Prob. 30QCh. 1 - Prob. 31QCh. 1 - Prob. 32QCh. 1 - Prob. 33QCh. 1 - Prob. 34QCh. 1 - Prob. 35QCh. 1 - Prob. 36QCh. 1 - Prob. 37QCh. 1 - Using Internet resources, perform a life-cycle...Ch. 1 - Prob. 39QCh. 1 - Prob. 40QCh. 1 - Prob. 41Q
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