Oxygen content of air

LC1.3.3.3

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Description

In this experiment the students analyse how high the oxygen content is in the air. For this they bring iron wool to rust in a closed system and observe the rising water level due to oxygen consumption.

Components of equipment sets

1	667027 4	Tweezers, blunt, 130 mm
1	6659531 4	Dropping pipette 150 mm x 7 mm Ø
1	6659541 8	Dropper bulb
1	30945 4	Universal pencil
1	602022 4	Beaker Boro 3.3, 100 ml, squat
1	6640421 4	Test tube Fiolax 16 mm x 160 mm
1	610010 8	Laboratory safety goggles
1	6718410 4	Iron wool, 200 g
1	6719550 4	Acetic acid, dil., approx. 2 mol/l, 500 ml Warning H315 H319 H290

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Oxygen content of air

Description

Components of equipment sets

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