Curated OER
The Preparation of Teraamminecopper(II) Sulphate-1-water
In this complex salt worksheet, students create teraamminecopper(II)sulphate-1-water using copper(II)sulphate, concentrated ammonia and ethanol. Students determine the formula mass for their product, the theoretical yield of the product...
Curated OER
Hydrated Salt
Learners plan, design, and carry out an experiment to determine an empirical formula for a hydrated salt X that tell students when all the water has been removed from hydrate crystals.
Curated OER
Primary Biological Content Area
Students complete activities to learn about the growth process for crystals. In this crystal growth instructional activity, students use the given materials to complete a liquid bluing activity. Students observe and analyze the growth of...
Curated OER
Dirt: Making Dirty Water Clean!
Fourth graders study soil and water. For this water lesson students work in groups and use a filter to clean water.