Title: A certain threshold energy called the activation energy (Ea) is necessary for a reaction to occur. Post by: Bula 28 on Mar 21, 2021 A certain threshold energy called the activation energy (Ea) is necessary for a reaction to occur. ▸ true ▸ false Title: A certain threshold energy called the activation energy (Ea) is necessary for a reaction to occur. Post by: dorisdxx on Mar 21, 2021 Content hidden
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