hannah312
hannah312 hannah312
  • 28-03-2018
  • Chemistry
contestada

Please help.
Thanks:)

Please help Thanks class=

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bellaboo22 bellaboo22
  • 28-03-2018
D is true because NO2 is a catalyst, and a catalyst is a compound which makes a reaction occur faster (not necessarily more effectively, creating more product, but it decreases the amount of time it takes).
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