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Degree of fragmentation

LC3.4.2.3
Degree of fragmentation
Degree of fragmentation

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Description

In this experiment the students find that the rate of reaction depends on the surface area of the reactants. For this purpose, they let both magnesium ribbon and magnesium turnings react with hydrochloric acid and measure the hydrogen development semi-quantitatively.

Components of equipment sets

1 30945  4 
Universal pencil LD
1 6045682  4 
Powder spatula, steel, 185 mm LD
1 667057  4 
Test tube rack metal, 20 mm Ø LD
1 6659531  4 
Dropping pipette 150 mm x 7 mm Ø LD
1 6659541  8 
Dropper bulb LD
1 667017  4 
Scissors 125 mm, round-ended LD
1 664154  4 
Watch glass dish 80 mm Ø LD
2 6640421  4 
Test tube Fiolax 16 mm x 160 mm LD
1 ADACB501  4 
Compact scale 500 g : 0.1 g LD
1 610010  8 
Laboratory safety goggles LD
1 6731150  4 
Magnesium, turnings, 50 g LD
GHS02 Danger H228 H261 H252
1 6731000  4 
Magnesium, ribbon, 25 g LD
GHS02 Warning H228
1 6746960  4 
Hydrochloric acid, 0.1 mol/l, 1 l LD
GHS05 Warning H290
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