Question
Which observation most likely indicates that only a chemical change has taken place? (1 point)
• States of matter changes.
• The shape changes.
• The change cannot be reversed.
• A reaction occurs.
• States of matter changes.
• The shape changes.
• The change cannot be reversed.
• A reaction occurs.
Answers
GPT-4o mini
The observation that most likely indicates that only a chemical change has taken place is: **"The change cannot be reversed."**
Chemical changes typically result in the formation of new substances that cannot be easily reverted back to their original forms, whereas physical changes generally can be reversed.
Chemical changes typically result in the formation of new substances that cannot be easily reverted back to their original forms, whereas physical changes generally can be reversed.