How do catalysts speed up chemical reactions?

By lowering the activation energy and providing an alternative pathway for the reaction.

Answer in your head, out loud, or on paper, then tap the card to flip.

What equipment is used to measure the oxygen gas produced?

A gas syringe.

Answer in your head, out loud, or on paper, then tap the card to flip.

When is the timer started?

Immediately after adding the catalyst to the hydrogen peroxide.

Answer in your head, out loud, or on paper, then tap the card to flip.

For how long is the gas volume measured?

For 1 minute.

Answer in your head, out loud, or on paper, then tap the card to flip.