Friday, 7 April 2023

Testing an unknown chemical


 Identifying unknown white powders through physical tests like flame tests and chemical tests using NaOH, Halide, Sulfate and Carbonate tests. Even a negative test result can be helpful for students familiar with the process. #Chemistry #ScienceEducation

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Model Eye

  Learning how the eye works using the @pascoscientific demo eye and a light source.First, the students experiment with the variable lens, d...