We're being asked to determine the substance that can't be chemically broken down into simpler substance.
Recall that Matter can be categorized as a single or variable composition.
• Matter is considered a pure substance if it is composed of a single entity. Pure substances can be further categorized into two:
• Matter is considered a mixture if they have variable composition. Mixtures are not chemically combined. Mixtures can be further categorized into two:
A substance composed of two or more elements in a fixed, definite proportion is:
A. a homogeneous mixture
B. a heterogenous mixture
C. a compound
D. a solution
E. an alloy
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What scientific concept do you need to know in order to solve this problem?
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