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Biology, 24.10.2020 05:10 bakerj4314

PLEASE HELP :(( which of the following are necessary for successful chemical reaction to occur?  1. correct orientation of particles when they collide
2. Particle collisions
3. Sufficient energy when particles collide

A. 1 only
B. 1 and 2 only
C. 2 & 3 only
D. 1, 2, and 3

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