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Questions and Answers
Which state of matter is characterized by molecules held close together in an orderly fashion with little freedom of motion?
What is the definition of a pure substance?
Which type of mixture has a composition that is the same throughout?
What is the point at which a solid turns into a liquid known as?
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What is an element in the context of chemistry?
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Which type of mixture has a composition that is not uniform?
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In which state of matter are molecules separated by distances larger compared with the size of the molecules?
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What is a compound composed of, in the context of chemistry?
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What is the point at which a liquid turns into a gas known as?
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What is matter defined as in the context of chemistry?
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Study Notes
States of Matter
- Solids are characterized by molecules held close together in an orderly fashion with little freedom of motion.
Mixtures
- A homogeneous mixture has a composition that is the same throughout.
- A heterogeneous mixture has a composition that is not uniform.
Phase Changes
- Melting point is the point at which a solid turns into a liquid.
- Boiling point is the point at which a liquid turns into a gas.
Chemistry Basics
- An element is a substance that consists of only one type of atom.
- A compound is composed of two or more different elements.
- Matter is anything that has mass and takes up space.
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Description
Test your knowledge of chemistry with this quiz covering the study of change, classification of matter, pure substances, elements, compounds, and more. See how well you understand the fundamental concepts of chemistry!
