3 Questions
What type of change involves a permanent change in the composition of a substance?
Chemical change
What type of change is characterized by the formation of substances with different chemical compositions and properties?
Chemical change
In a chemical change, what remains the same before and after the change?
Total mass of the reactants and products
Study Notes
Chemical Changes
- A chemical change involves a permanent change in the composition of a substance.
- A chemical change is characterized by the formation of substances with different chemical compositions and properties.
- During a chemical change, the mass of the substance remains the same before and after the change.
Test your knowledge of chemical changes with this quiz. Explore the concepts of permanent changes, reversible changes, and the characteristics of chemical reactions, such as exothermic and endothermic reactions.
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