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Jul 3, 2017 · Look up definitions of chemistry words in this comprehensive A to Z chemistry dictionary. The glossary is organized alphabetically.
- What Is a Chemical? Definition and Examples
Chemical Definition. In everyday usage, a “chemical” often...
- What Is a Chemical? Definition and Examples
Jun 23, 2022 · Learn the basic terms used to describe matter. The definition of chemistry—the study of the interactions of matter with other matter and with energy—uses some terms that should also be defined. We start the study of chemistry by defining basic terms.
Key Takeaways. Chemistry is the study of matter and its interactions with other matter and energy. Matter is anything that has mass and takes up space. Matter can be described in terms of physical properties and chemical properties. Physical properties and chemical properties of matter can change.
A. property. is something that describes how a substance behaves. There are 2 types of properties: Chemical properties. - chemical changes happen when chemical reactions occur. They involve...
Oct 15, 2023 · Chemical Definition. In everyday usage, a “chemical” often refers to an undesirable additive or contaminant. For example, pesticides in water or artificial colorings in food are “chemicals.” But, chemistry sees chemicals somewhat differently. A chemical is a substance with a specific composition.
May 8, 2019 · Anything consisting of matter is a chemical. Any liquid, solid, gas. A chemical includes any pure substance; any mixture. Because this definition of a chemical is so broad, most people consider a pure substance (element or compound) to be a chemical, particularly if it is prepared in a laboratory.
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Fossil Fuels. Many of the fuels we use in everyday life are obtained from fuels called fossil fuels. These fuels are mostly hydrocarbons – compounds that contain the elements carbon and hydrogen...
