Has a Definite and Unchanging Composition?
Matter That Has a Uniform and Unchanging Composition Is Called a Substance, Also Known as a Pure Substance Pure Substance a Chemical Substance Is a Form of...
Matter that has a uniform and unchanging composition is called a substance, also known as a
Is an example of substance that has definite and unchanging chemical composition?
A pure substance is a form of matter that has a constant composition and properties that are constant throughout the sample. Mixtures are physical combinations of two or more elements and/or compounds. Mixtures can be classified as homogeneous or heterogeneous.
Has a definite chemical composition that Cannot change?
element: A chemical substance that is made up of a particular kind of atom and cannot be broken down or transformed by a chemical reaction. substance: A form of matter that has constant chemical composition and characteristic properties.