Question
Which change is chemical?(1 point)
Responses
water undergoing electrolysis: liquid water becoming oxygen and hydrogen molecules
water undergoing electrolysis: liquid water becoming oxygen and hydrogen molecules
water freezing: liquid water becoming solid water
water freezing: liquid water becoming solid water
water boiling: solid water becoming gaseous water
water boiling: solid water becoming gaseous water
water evaporating: liquid water becoming gaseous wate
Responses
water undergoing electrolysis: liquid water becoming oxygen and hydrogen molecules
water undergoing electrolysis: liquid water becoming oxygen and hydrogen molecules
water freezing: liquid water becoming solid water
water freezing: liquid water becoming solid water
water boiling: solid water becoming gaseous water
water boiling: solid water becoming gaseous water
water evaporating: liquid water becoming gaseous wate
Answers
GPT-4o mini
The change that is chemical is:
**Water undergoing electrolysis: liquid water becoming oxygen and hydrogen molecules.**
This is a chemical change because the process of electrolysis breaks the chemical bonds in water (H₂O) to form different substances (hydrogen gas and oxygen gas). The other processes listed (freezing, boiling, and evaporating) are physical changes, where the substance changes its state but not its chemical composition.
**Water undergoing electrolysis: liquid water becoming oxygen and hydrogen molecules.**
This is a chemical change because the process of electrolysis breaks the chemical bonds in water (H₂O) to form different substances (hydrogen gas and oxygen gas). The other processes listed (freezing, boiling, and evaporating) are physical changes, where the substance changes its state but not its chemical composition.