2nd Edition

ISBN: 9780321809261

Author: John E. McMurry, Robert C. Fay

Publisher: Prentice Hall

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The substance that constitutes everything in the universe is known as matter. Matter comprises atoms which in turn are composed of electrons, protons, and neutrons. Different atoms combine together to give rise to molecules that act as a foundation for a…

Chemical Reactions and Equations

When a chemical species is transformed into another chemical species it is said to have undergone a chemical reaction. It consists of breaking existing bonds and forming new bonds by changing the position of electrons. These reactions are best explained …

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Textbook Question

Chapter A.1, Problem A.2P

Perform the following calculations, expressing the result in scientific notation with the correct number of significant figures. (Use a calculator for these.)

(a) (9.72 × 10^–1) + (3.4823 × 10²)
(b) (3.772 × 10³) – (2.891 × 10⁴)
(c) (7.62 × 10^–3)⁴
(d) 8.2 × 10 7 3
(e) 3.47 × 10 − 12 5

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Chapter A.1, Problem A.1P

Chapter A.2, Problem A.3P

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Chapter A.1 Solutions

General Chemistry: Atoms First

Ch. A.1 - Perform the following calculations, expressing the...Ch. A.1 - Perform the following calculations, expressing the...

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Solution Summary: The author explains that scientific notation is a method of expressing numbers in terms of decimal numbers between 1 and 10 multiplied by the power of 10. The number of significant figures indicates the confidence or precision with which an engineer states

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Chapter A.1 Solutions