Which of the following statements differentiates a mixture from a pure substance?
A. A mixture is composed of two particles while a pure substance is composed of three or more particles.
B. A mixture is a chemically combined material while a pure substance is composed of physically combined materials.
C. A mixture is composed of materials that can be separated chemically while a pure substance is composed of materials that can be separated physically
D. A mixture is composed of materials that are physically combined while a pure substance has a definite chemical composition.
A. A mixture is composed of two particles while a pure substance is composed of three or more particles.
B. A mixture is a chemically combined material while a pure substance is composed of physically combined materials.
C. A mixture is composed of materials that can be separated chemically while a pure substance is composed of materials that can be separated physically
D. A mixture is composed of materials that are physically combined while a pure substance has a definite chemical composition.
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Answer:
D. A mixture is composed of materials that are physically combined while a pure substance has a definite chemical composition
Explanation:
Mixture refers to a physical combination of two or more substance in which the identities of the individual substances are retained
Pure Substance is a form of matter that has constant chemical composition and characteristic properties