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A rock can be broken down into different kinds of substances by physical processes. No chemical reactions are needed to separate different parts of a rock into pure substances. This is because a rock is
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A rock can be broken down into different kinds of substances by physical processes. No chemical reactions are

needed to separate different parts of a rock into pure substances. This is because a rock is a
A. compound
B. element
C. mineral
D. mixture

User Basiljames
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1 Answer

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A compound ndbdndndbdb
User KeyNone
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