Mole Ratio Mystery Activity, Stoichiometry Chemistry Practice & Review Worksheet

Practicing mole ratios doesn't have to mean another worksheet. In this whole-class chemistry mystery, students balance chemical equations and use mole ratios to solve stoichiometry problems. Each correct answer uncovers a clue that helps students eliminate suspects and identify the culprit.

As students solve each clue, they'll practice using coefficients from balanced chemical equations as mole-to-mole conversion factors while working together to crack the case. It's an engaging way to practice or review mole ratios before moving into more complex stoichiometry calculations.

FEATURES

• Practice balancing chemical equations and mole-to-mole conversions through an engaging mystery
• 10 mole ratio problems for students to solve
• Students must balance each equation before determining the correct mole ratio
• Whole-class, small-group, or independent activity to fit your classroom needs
• Students answer questions to uncover clues and eliminate suspects
• Up to 36 student suspects for maximum class participation
• Low-prep activity that's easy to print and implement
• Flexible printing options to save paper and work with any class size

WHAT'S INCLUDED?

• Teacher set up guide
• 1 page worksheet with 10 mole ratio problems students answer to uncover clues
• 4 pages of student suspect cards, totaling 36 student suspects
• Answer key

WHEN SHOULD I USE THIS?

This activity is perfect for:

• Practicing mole ratios during your stoichiometry unit
• Reviewing mole-to-mole conversions
• Reinforcing the importance of balancing equations before stoichiometry calculations
• A fun alternative to a traditional mole ratio worksheet
• Reviewing before a stoichiometry quiz or test

TEACH IT YOUR WAY

Print the suspect cards for a whole-class investigation, use them with small groups, or have students complete the mystery independently. Print two pages per sheet to save paper and create smaller suspect cards for classrooms with fewer students or copy limits.

LOOKING FOR MORE FIRST WEEK OF CHEMISTRY ACTIVITIES?

You can download my free Chemistry Curriculum Outline to see where I recommend using this activity during the school year.

This product by Kelsey Reavy is copyrighted for single classroom only. This product may not be resold and can be copied for personal use within a classroom only. If you have questions, please email kelsey@kelseyreavy.com © Kelsey Reavy