Intro to periodic table and chemical reactions!! Yr 8 Flashcards | StudBud

Home Library Explore SAT

Home Library Explore SAT

Intro to periodic table and chemical reactions!! Yr 8 Flashcards | StudBud

Intro to periodic table and chemical reactions!! Yr 8

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Question

What are the signs that a chemical reaction has taken place?

Answer

bubbles, precipitate, change in colour or temperature

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