IPC.SCI.8.B
Develop and use models to balance chemical equations and support the claim that atoms, and therefore mass, are conserved during a chemical reaction.
Integrated Physics and Chemistry · Texas Essential Knowledge and Skills (TEKS) · TEKS 2022
Standard Unwrapping
AI-generated as a starting point — sign in to edit.Vocabulary
modelschemical equationsclaimatomsmasschemical reactionconservation
Skills
- develop (models to represent chemical reactions) #dok3
- use (models to balance chemical equations) #dok2
- support (claims that atoms and mass are conserved) #dok3
- balance (chemical equations) #dok2
- communicate (ideas about conservation of mass and atoms) #dok2
Learning Targets
- I can identify the reactants and products in a chemical reaction. #dok1
- I can recognize that atoms are not created or destroyed during chemical reactions. #dok1
- I can balance chemical equations using appropriate models. #dok2
- I can use models to illustrate balanced chemical equations. #dok2
- I can interpret a balanced equation to demonstrate conservation of mass. #dok2
- I can develop a model that represents how mass is conserved in a chemical reaction. #dok3
- I can construct explanations supporting the claim that atoms and mass are conserved during a chemical reaction. #dok3
Big Ideas
- Atoms and mass are conserved in all chemical reactions.
- Balancing chemical equations with models demonstrates the conservation of matter.
Essential Questions
- How do models help us understand chemical reactions?
- What does it mean for atoms and mass to be conserved during a chemical reaction?
- Why must chemical equations be balanced?
- How can chemical models be used to support the claim of conservation of mass?
- What evidence shows that atoms are not created or destroyed in a chemical reaction?