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What is the definition of a chemical change that when two or more substances (molecules) combine to form a new substance (or new molecules).
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What is the definition of a chemical change that when two or more substances (molecules) combine to form a new substance (or new molecules).

User Xoppa
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It’s Synthesis reaction
User Trista
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Answer:

synthesis reaction

Step-by-step explanation:

User Cody Gustafson
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