Lab-Aids: Investigating Hard and Soft Water Kit - Bilingual English/Spanish
Using simple tests, students gain experience with ionization, precipitation and solubility. This Lab-Aid is an excellent activity for studying water purification, water pollution, ecology, earth science and consumer education. Students study important concepts in a clear, meaningful and relevant manner. This kit is highly recommended for intermediate and junior high science courses. Complete for 50 students.
Scientific Concepts:
- Gain experience with ionization, precipitation and solubility
- Relates to water purification and water pollution
- Applies to ecology, earth science and consumer education
Content List:
- 1 Teacher„¢s Guide with MSDS
- 50 Student Worksheets and Guides
- 12 Plastic spatulas
- 36 Test tubes
- 2 Vials of Sodium Carbonate
- 1 Bottle of Calcium Chloride solution
- 1 Bottle of Magnesium Chloride solution
- 2 Bottles of Hard water
- 2 Bottles of Deionized water
- 1 Bottle of Soap Material
- 2 Drop control bottles of Soap Solution
- 2 Vial of Calcium Sulfate
Classroom Planning:
- To complete this kit requires one ~50-minute class periods
- Number of students: 50
