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Chemistry LibreTexts

10.1.1: Practice Effects on Rate

  • Page ID
    236058
  • Exercise \(\PageIndex{1}\)

    C2H4 (g) + H2 (g) --> C2H6 (g)

    Which of the following will increase the rate of the reaction above?  (Choose all that apply.)

    a.  adding H2 gas

    b.  adding C2H6 gas

    c.  adding a catalyst

    d.  decreasing the temperature

    Answer

    a and c.

    Exercise \(\PageIndex{1}\)

    According to collision theory, why would increasing the temperature of a reaction increase the reaction rate?  (Choose all that apply.)

    a.  It would increase the space between molecules.

    b.  It would increase the energy of the collisions between molecules.

    c.  It would increase the frequency of collisions between molecules.

    d.  It would cause collisions to have a more favorable orientation.

    Answer

    b and c.

     

     

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