QUIZ #17: Chemical Reactions (2/26/2025)
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Last updated 10 months ago
12 questions
Use your notes from class. Best of luck!
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1
Which of the following are signs that a chemical reaction has occurred? (Select all that apply)
Which of the following are signs that a chemical reaction has occurred? (Select all that apply)
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What are the substances called that you start with in a chemical reaction?
What are the substances called that you start with in a chemical reaction?
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What kind of reaction absorbs heat from its surroundings?
What kind of reaction absorbs heat from its surroundings?
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What do we call substances formed after a chemical reaction?
What do we call substances formed after a chemical reaction?
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What type of reaction releases energy in the form of heat?
What type of reaction releases energy in the form of heat?
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What type of reaction is photosynthesis?
What type of reaction is photosynthesis?
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Which process releases energy as heat or light?
Which process releases energy as heat or light?
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What gases are produced when fuels burn?
What gases are produced when fuels burn?
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What is needed for combustion to occur?
What is needed for combustion to occur?
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What is a byproduct of burning fuels?
What is a byproduct of burning fuels?