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pure substance made up of at least two elements that are chemically combined density characteristic property measured in grams per cubic centimeter that tells a substance's mass per unit volume

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When two or more elements are chemically combined, they form acompound. There are two types of compounds based on the chemicalbond: ionic and molecular.

www.reference.com/science/two-elements-chemically-combined...

A molecule is made up of two or more atoms of the same element or compound, or different elements or compounds, that are chemically bound together. A molecule is a quantity of a substance that can be measured by a chosen unit. Molecules are extremely small particles. Molecules are made up of elements. An element consists of one kind of atom only.

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A compound is a substance that is made up of two or more elements. Some examples of compounds include the following: water, carbon dioxide, and table salt. A chemical compound is a chemical ...

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The name for two or more elements that are bonded to each other chemically is a compound. Compounds are not to be confused with isotopes or mixtures. ... What Do You Call Two or More Elements That Have Been Chemically Combined? ... in which the molecules of a substance are suspended in proximity to the molecules of another substance, water is a ...

docbrown.info/page01/ElCpdMix/EleCmdMix.htm

A MIXTURE is a material made up of at least two substances which may be elements or compounds physically mixed together but are NOT chemically combined together, so the elements and compounds retain their original chemical properties.

quizlet.com/46923895/compounds-mixtures-elements...

A pure substance that cannot be separated into simpler substances by physical or chemical means. ... Two or more substances that are combined physically, not chemically. They can be separated physically. compound. A pure substance made up of at least two elements that are chemically combined. They can only be separated by a chemical reaction.

www.studystack.com/flashcard-277368

The simplest type of pure substance is a(an)... Element: A(an) _____ is made of two or more atoms chemically bonded together... Molecule (T/F) The substances in a mixture are chemically combined: F (T/F) According to its makeup, matter can be classified as elements, compounds, mixtures, and solids: F

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a pure substance made up of atoms of 2 or more different elements joined together by chemical bonds. mixture a combination of 2 or more subtances that are not chemically combined.

courses.lumenlearning.com/.../chapter/classification-of-matter

A pure chemical compound is a chemical substance that is composed of a particular set of molecules or ions that are chemically bonded. Two or more elements combined into one substance through a chemical reaction, such as water, form a chemical compound. All compounds are substances, but not all substances are compounds.