Measuring the surface tension using the "break-away" method - Recording and evaluating with CASSY

VP1.8.4.2
Measuring the surface tension using the "break-away" method - Recording and evaluating with CASSY
Measuring the surface tension using the "break-away" method - Recording and evaluating with CASSY

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Description

The experiments P1.8.4.1 and P1.8.4.2 determines the surface tension of water and ethanol. It is shown that water has a particularly high surface tension in comparison to other liquids (literature value for water: 0.073 Nm-1, for ethanol: 0.022 Nm-1).

Components of equipment sets

1 36746  4  Surface tension determination device LD
1 664175  4  Crystallisation dish, 95 mm diam., 300 ml LD
1 524060  8  Force sensor S, ±1N LD
1 524005W2 Mobile-CASSY 2 WiFi LD
1 31153  4  Vernier callipers LD
1 30076  8  Laboratory stand II LD
1 30002  4  Stand base, V-shaped, small LD
1 30042  4  Stand rod, 47 cm, 12 mm diam. LD
1 30101  4  Leybold multiclamp LD
1 6719740  4  Ethanol, denaturated, 250 ml LD
GHS02GHS07 Danger H225 H319
1 6753400  4  Water, pure, 1 l LD
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