Activation energy to break chemical bonds is provided by ____?

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Activation energy to break chemical bonds is provided by ____?

energy asorbed as bonds break

energy liberated as bonds break

none of the above

the sun

high-speed collisions between reactant atoms

2007-08-23 07:21:53 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

3 answers

It's both from the sun and from collisions. But I'm guessing that this is a high-school level question, so they would want you to answer "collisions".

2007-08-23 07:29:36 · answer #1 · answered by anotherhumanmale 5 · 0⤊ 0⤋

High-speed collisions between reactant atoms.
I think I'm not sure

2007-08-23 07:28:08 · answer #2 · answered by Shari G 2 · 0⤊ 0⤋

collisions - the last answer

2007-08-23 07:26:11 · answer #3 · answered by Gervald F 7 · 0⤊ 0⤋