andresjohnston4545
andresjohnston4545 andresjohnston4545
  • 01-09-2017
  • Chemistry
contestada

science question down below

science question down below class=

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Markiya
Markiya Markiya
  • 01-09-2017
They need small amounts of energy
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tianarose2 tianarose2
  • 01-09-2017
The last one is your answer
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