Monday 24 October 2022
Ready to do a titration
I have started using automatic dispensing pipettes with the students when setting up titrations. Why use the pipettes with a bulb when the students aren't good with them and use these which are more accurate and faster.
Sunday 23 October 2022
Friday 21 October 2022
Proving the theorems
Sometimes knowing the theorem is not enough. You have to be able to prove it and justify the facts to be true.
Thursday 20 October 2022
Rotaflow or not
Carrying out a titration, I gave the students the choice of different types of burettes. I showed them how they worked and then they all chose the straight ones rather than the Rotaflow design.
Wednesday 19 October 2022
Failed experiment
Investigating catalysts. The student was so slow in lighting the spill the experiment was over before he was ready - we had to do it again after this.
Tuesday 18 October 2022
Sunday 9 October 2022
Investigaing a CRT.
I grew up with CRT's, but for most of the students they have not seen one, so I took off the case from the Oscilloscope to show all the parts and how it works.
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