16 December 2024

Measuring respiration


 Setting up an experiment to test if germinating seeds respire: Using lithium hydroxide to absorb the CO2 produced while a manometer measures changes in gas levels. A hands-on way to explore respiration in action! #BiologyExperiment #Respiration

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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...