31 December 2024

Seeing radioactivity


Visualising radioactivity in a cloud chamber: As particles leave the Thorium rod, they create stunning vapour trails in the isopropyl alcohol. A captivating way for students to see where radioactive particles are emitted! #ScienceEducation #Physics

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“Why the Rate-Determining Step Is Not Always Obvious” A-Level Chemistry

  “Why the Rate-Determining Step Is Not Always Obvious” A student sees a three-step mechanism and immediately chooses the slowest-looking s...