Answer:
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Because ionic bonds form between oppositely charged particles. Opposit s attract.
If that’s not correct, give me the options and I can try to help further.
Well a molecule of water is equal to 1 Oxygen and 2 Hydrogen each, so it'd be 2 molecules of water
Explanation:
molecular collisions. reactant particles must collide with one another before any reaction can occur.
activation energy. colliding particles must possess a certain minimum total amount of energy if the collision is result in reaction.