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Chemistry Collective

Virtual Lab: Determination of the pH Scale by the Method of Successive Dilutions

For Students 9th - Higher Ed Standards
Where did the pH scale come from? Take a deeper look at a most important measure of ion concentration using a simulated physical determination. Young chemists prepare a series of dilutions after determining a dilution factor for the...
Unit Plan
NASA

Food For Thought

For Teachers 5th - 8th Standards
Science can be quite tasty. A delectable unit from NASA shows learners why it's important to consider food, nutrition, and health in space. Four lessons explore the idea in great depth, including testing cookie recipes. Along the way,...

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