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कंपनी समाचार :
- What is a Chemical - NRC
A chemical is any substance that has a defined composition In other words, a chemical is always made up of the same "stuff " Some chemicals occur in nature, such as water
- What Is a Chemical? Definition and Examples
A chemical is a substance with a specific composition It is an element, an alloy, or a compound made up of two or more elements combined in a fixed ratio For instance, water (H 2 O) is a chemical because it consists of hydrogen and oxygen combined in a 2:1 ratio
- What does chemical mean? - Definitions. net
A chemical is any substance consisting of matter, typically at a molecular or atomic level, that undergoes change during a chemical reaction This includes elements, compounds, mixtures of elements or compounds, or any substance that has a defined composition
- CHEMICAL definition and meaning | Collins English Dictionary
Chemical means involving or resulting from a reaction between two or more substances, or relating to the substances that something consists of chemical reactions that cause ozone destruction the chemical composition of the ocean
- Chemical Definition - ThoughtCo
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
- Chemical Definition Meaning | Britannica Dictionary
CHEMICAL meaning: 1 : of or relating to chemistry; 2 : working by means of chemicals
- chemical, adj. n. meanings, etymology and more | Oxford . . .
What does the word chemical mean? There are 11 meanings listed in OED's entry for the word chemical See ‘Meaning use’ for definitions, usage, and quotation evidence chemical has developed meanings and uses in subjects including How common is the word chemical? How is the word chemical pronounced? Where does the word chemical come from?
- Chemical Meaning | Meaning of Chemical | What Does Chemical Mean?
Understand what chemical means, get detailed explanations, usage examples, and discover the meaning of chemical in different contexts Instantly find accurate word meanings, synonyms, and usage examples with MeaningsLab - your comprehensive online dictionary
- What does chemical mean? definition, meaning and audio . . .
1 material produced by or used in a reaction involving changes in atoms or molecules Familiarity information: CHEMICAL used as a noun is very rare 1 relating to or used in chemistry 2 of or made from or using substances produced by or used in reactions involving atomic or molecular changes
- CHEMICAL definition | Cambridge Essential English Dictionary
CHEMICAL meaning: 1 relating to chemistry or chemicals 2 a substance that is used in chemistry or produced by… Learn more
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