The Physical& Chemical Resources Of The Ocean Manufacturer,Supplier and Exporter
Product Code : EL-EEK-10736
DESCRIPTION:
The Physical& Chemical Resources Of The Ocean
This kit is designed to examine salt, not only as the most obvious property of seawater, but also as one of its most valuable chemical resources and a critical component in the creation of ocean currents.
Students learn about the varying salt concentrations of seawater and its amazingly uniform composition.
They also learn how salt can be removed from seawater.
Experiments include: Determining Salinity by Evaporation, Determining Salinity Using a Hydrometer, Desalination by Freezing, and Desalination Using a Solar Still.
Allow five class periods.
Required, not included: refrigerator or freezer, hot plate, balance (x .01g), chloride/salinity test kit, and laboratory glassware.
Designed for 24 students work in groups of four.
Grades: 9-12.
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