Studying Concentration? Try the Beer’s Law Lab.
Have you tried PhET’s HTML5 version of Beer’s Law Lab?
“The thicker the glass, the darker the brew, the less the light that passes through.” Make colorful concentrated and dilute solutions and explore how much light they absorb and transmit using a virtual spectrophotometer!
And don’t forget our Teacher Activities, including a pre-lab warm up at: http://phet.colorado.edu/en/contributions/view/3661
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