Question
Catalysts...
speed up reactions
are powders
do nothing to reactions
slow down reactions
speed up reactions
are powders
do nothing to reactions
slow down reactions
Answers
GPT-4o mini
Catalysts are substances that speed up chemical reactions without being consumed in the process. They work by providing an alternative reaction pathway with a lower activation energy. Therefore, the correct statement is:
**Catalysts speed up reactions.**
The other statements do not accurately describe the function of catalysts. They do not necessarily have to be powders; they can be in various forms, including liquids or solids, and they do not do nothing to reactions or slow them down.
**Catalysts speed up reactions.**
The other statements do not accurately describe the function of catalysts. They do not necessarily have to be powders; they can be in various forms, including liquids or solids, and they do not do nothing to reactions or slow them down.