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[Learn More →]Learners examine the periodic table to identify metallic elements that have either fixed or variable oxidation states.
By Debbie McClinton Dr. Miriam Douglass Dr. Martin McClinton
Learners examine a table containing the names of common cations and anions.
By Debbie McClinton Dr. Miriam Douglass Dr. Martin McClinton
In this animated and interactive object, learners examine how a variable voltage is obtained from a variable resistor that is wired as a potentiometer across a fixed DC power supply.