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When a substance undergoes a chemical change what occurs? O Physical reaction Physical & Chemical reactions Chemical reaction Combustion reaction
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5 votes
When a substance undergoes a chemical change what occurs?

O Physical reaction
Physical & Chemical reactions
Chemical reaction
Combustion reaction

User Ammad
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2 Answers

2 votes
The answer is physical and chemical reactions.
User Jacky Boen
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8.3k points
2 votes

Answer:

Physical and Chemical reactions

Step-by-step explanation:

just did it in school

User Stephen
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