Question
Question
Which substance combines with iron in the presence of water to form rust?(1 point)
Responses
oxygen
oxygen
carbon dioxide
carbon dioxide
nitrogen
nitrogen
acid
Which substance combines with iron in the presence of water to form rust?(1 point)
Responses
oxygen
oxygen
carbon dioxide
carbon dioxide
nitrogen
nitrogen
acid
Answers
GPT-4o mini
The substance that combines with iron in the presence of water to form rust is **oxygen**.