For 6 groups at a time. Investigate the separation of mixtures. Includes materials to perform five standard methods: flotation; magnetic separation; sifting; solution & re-crystallization; melting & re-solidification. Requires one 45-minute class period.
For 6 groups at a time. Investigate the separation of mixtures. Includes materials to...
For 6 groups at a time. Investigate the separation of mixtures. Includes materials to perform five standard methods: flotation; magnetic separation; sifting; solution &...
1300
.Trace chemicals in water are a serious problem to human health and are routinely monitored by regulatory agencies. This kit allows students to perform tests for pH, copper, sulfates, nitrogen compounds and oil. Three unknown solution mixtures are supplied for use in independent student determinations. Enough materials are provided for four groups of students over a minimum of two 45-minute class periods.
Trace chemicals in water are a serious problem to human health and are routinely...
Trace chemicals in water are a serious problem to human health and are routinely monitored by regulatory agencies. This kit allows students to perform tests for pH, copper,...
1500
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