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CHEMICAL REACTIONS (8B/8C)

Quiz by Thompson, Kerel (DCPS)

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5 questions
Show answers
  • Q1
    Protein in our blood breaks down peroxide into ________________ and oxygen gas.
    blood
    gas
    water
    bubbles
    30s
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  • Q2
    A catalyst makes things happen ______________?
    over time
    faster
    slower
    wrong
    30s
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  • Q3
    TRUE OR FALSE: A catalyst becomes part of the new substance after a chemical reaction occurs.
    TRUE
    FALSE
    30s
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    Delete
  • Q4
    What happens to the mass after a chemical reaction?
    Stays the same
    Weighs less
    Weighs more
    I don't know
    30s
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    Delete
  • Q5
    Do properties (smell, weight, color, etc. ) change in a chemical reaction?
    NO
    YES
    I'M NOT SURE
    30s
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    Delete

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