Problem: In an exothermic reaction, which of the following conditions will be true?A) activation energy minus energy of the products will be less than activation energy minus energy of reactantsB) activation energy minus energy of the products will be greater than activation energy minus energy of reactantsC) activation energy will be less than the energy of the reactantsD) activation energy will be less than energy of the products

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Exothermic reactions

▪ lose energy, releases heat, temperature of the surroundings increases
▪ involves bond formation (for phase change: gas  liquid  solid)
▪ ΔH is negative


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Problem Details

In an exothermic reaction, which of the following conditions will be true?

A) activation energy minus energy of the products will be less than activation energy minus energy of reactants
B) activation energy minus energy of the products will be greater than activation energy minus energy of reactants

C) activation energy will be less than the energy of the reactants
D) activation energy will be less than energy of the products


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