Chemistry

11th -

12thgrade

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Equilibrium

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20 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
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    This symbol indicates that a reaction is ____________
    reversible
    irreversible
  • 2. Multiple Choice
    30 seconds
    1 pt
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    Which is the reactant - and why?
    A, as concentration decreases
    B, as concentration decreases
    A, as concentration increases
    B, as concentration increases
  • 3. Multiple Choice
    20 seconds
    1 pt
    When the system X + 2 Y <=> Z has reached equilibrium, which of the following is TRUE?
    Forward reaction and Backward reaction stop.
    Forward reaction has sped up and backward reaction has slowed down.
    Forward and backward reactions occur at the same rate.
    Forward reaction has slowed down and backward reaction has sped up.
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