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Hypersatured solution of sodium acetate I: Preparing the solution
in a sealed pipette1: Setup, 2: Adding 1 mL
water to 8 mL of crystals, 3: Heating for dissolving, 4: Transfer
to pipette, 5: Sealing
Videoclip 1
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Hypersatured solution of sodium acetate II: Exothermic Crystallisation
6: Two sealed pipettes
with hypersaturated solution of sodium acetate with the temperature sensor
in between,
7. Cutting the seal, 8
and 9: Progress of crystallisation, 10. Increase of temperature
by 24°C and volume reduction.
Videoclip 2
Copyright Professor Dr. Najdoski,
Skopje University, Macedonia first published:
22.09. 2005 last modification: 07.03.07 back