5th Edition

ISBN: 9781285199047

Author: John W. Moore, Conrad L. Stanitski

Publisher: Cengage Learning

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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 9.4, Problem 9.7CE

Sublimation is an excellent means of purification for compounds that will readily sublime. Explain how purification by sublimation works at the nanoscale.

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Chapter 9.4, Problem 9.6CE

Chapter 9.4, Problem 9.6PSP

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Chapter 9 Solutions

Chemistry: The Molecular Science

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Sublimation is an excellent means of purification for compounds that will readily sublime. Explain how purification by sublimation works at the nanoscale.

Solution Summary: The author explains that sublimation is an endothermic process whereby molecules overcome the forces of attraction of their neighbours and escape into the vapour phase directly.

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