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← Draw it
Laboratory preparation of ammonia
1
hard-glass test tube
2
quicklime (CaO)
3
lime tower
4
stand and clamp
5
burner
6
delivery tube
7
ammonium chloride and calcium hydroxide (2 : 1)
8
gas jar, upside down
9
ammonia gas
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← A soda-acid fire extinguisher, cut open
