Physical Science Unit 3 Lab Day 5

Learning Objective: Students will learn about changes of chemical reactions 

and will hypothesize, analyze, and interpret in writing using technical 

vocabulary (reactants, products, molecules, atoms, changes, cause and effect, law of 

conservation of mass, coefficients, pH).
Questions:

1. What is the difference between a double replacement and a single replacement reaction? (book/brain)
2. What are the products of combustion reactions (book/brain)
3. What demonstrates the law of conservation of mass in a chemical reaction?

Answer choices for number 3:

	A. Atoms rearrange. B. Atoms change into other atoms. C. Matter is formed. D. Matter is destroyed.

Exit Ticket for Day 5: 

• What was lab activity about today? (summarize)
• Why did we do this lab? (explain)