This product includes a PowerPoint introduction to percent composition calculations and the chemistry of toothpaste, a student worksheet to calculate percentages for toothpaste, and a follow up quick quiz. The perfect follow up to this is my Percent Sugar in Bubble Gum Lab. It’s also available as a bundled product.
Students learn about the chemicals in standard toothpaste and complete simple percent composition problems.
This worksheet generates a good discussion and is a nice application of chemistry in day to day life.
• Teacher guide
• Applications of chemistry
• Cooperative Learning
• Power point to drive the activity
• Reinforcement of difficult concepts
• Student worksheet and key
• Follow up quiz with key
Keywords: percent composition, empirical formulas, hydrate, toothpaste, chemistry.