In an exothermic reaction, the potential energy of the products is lower than that of the reactants. Which of the following is also true for an exothermic reaction?

the enthalpy change is negative

it requires a catalyst to take place

energy is absorbed from the surroundings

the kinetic energy of the products is also lower

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Chemistry

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19 July, 19:41

In an exothermic reaction, the potential energy of the products is lower than that of the reactants. Which of the following is also true for an exothermic reaction?

the enthalpy change is negative

it requires a catalyst to take place

energy is absorbed from the surroundings

the kinetic energy of the products is also lower

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Answers (1)

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David Giles · Answer 1

The enthalpy change is negative. The other statements are false because: Can take place without a catalyst Energy is given out to the surroundings. Kinetic energy of products is higher.