Multiple Choice
Which of the following is an example of a mixture?
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1. Intro to General Chemistry
Classification of Matter
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Which of the following best describes substances that cannot be broken down into simpler substances by chemical means?
A
Compounds
B
Elements
C
Mixtures
D
Solutions
Verified step by step guidance1
Understand the definitions of the terms: Elements, Compounds, Mixtures, and Solutions.
Recall that an element is a pure substance consisting of only one type of atom and cannot be broken down into simpler substances by chemical means.
Recognize that compounds are substances made of two or more elements chemically combined and can be broken down into simpler substances (elements) by chemical means.
Know that mixtures and solutions are physical combinations of substances and can be separated by physical means, not chemical breakdown.
Conclude that the best description for substances that cannot be broken down into simpler substances by chemical means is 'Elements'.
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