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Formation of heat and/or light when two substances are combined indicate a _______ change.
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Formation of heat and/or light when two substances are combined indicate a _______ change.

User EarlyRiser
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4 votes

Answer:

It's a chemical change

User Abalcerek
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3 votes
Chemical change because a new substance is being formed if it’s not chemical then probably physical :)
User Leonel Kahameni
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