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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Doppler Rocket

Demonstrating the Doppler effect with the @pascoscientific Doppler Rocket: As the rocket moves away, students can hear the pitch drop (red s...