Which of the following demonstrates a chemical change?
Iron (Fe) reacting to water (H2O) and oxygen (O) to form iron oxide (Fe2O3)
dry ice vaporizing
sugar and water mixing to create sugar water
steam condensing on a mirror
1 answer
Iron (Fe) reacting to water (H2O) and oxygen (O) to form iron oxide (Fe2O3) demonstrates a chemical change.
1 answer