Podcast
Questions and Answers
What is activation energy?
What is activation energy?
- The energy released during a chemical reaction
- The minimum energy required for a process to occur (correct)
- The energy needed to break chemical bonds
- The total energy of an atomic system at rest
Why is activation energy important in chemical reactions?
Why is activation energy important in chemical reactions?
- It determines the color of the reaction
- It measures the mass loss during a reaction
- It dictates the rate at which reactions occur (correct)
- It affects the temperature of the reaction mixture
Which statement correctly explains the role of activation energy in emissions?
Which statement correctly explains the role of activation energy in emissions?
- It prevents emissions from occurring
- It only applies to endothermic reactions
- It is required for an emission to take place (correct)
- It increases the amount of emitted energy
What happens to a reaction if the activation energy is not reached?
What happens to a reaction if the activation energy is not reached?
How does increasing temperature generally affect activation energy requirements?
How does increasing temperature generally affect activation energy requirements?