UBUHANZI
UBWIZA N'UBUZIMA
UBUKORIKORI
UMUCO N'AMATEKA
IMYIDAGADURO
IBIDUKIKIJE
IBIRIBWA N'IBINYOBWA
UBWUBATSI BUSUBIRA INYUMA
UBUMENYI
SIPORO
IKORANABUHANGA
IBYAMBARWA
Calcium Chloride: Chalk Dissolved in Hydrochloric Acid and Evaporated
Calcium chloride from chalk, as Thorpe's Dictionary (1912) gives it: dissolve chalk in hydrochloric acid and evaporate.
The picture: our diagram.
Utangiye
1 day
Amabwiriza
1
1
Dissolve chalk in hydrochloric acid
Dissolve chalk in hydrochloric acid
Dissolve chalk in hydrochloric acid. Ours: whiting, added a little at a time in a beaker.
Ibikoresho by'iyi ntambwe:
Kaboneti ya kalisiyumu (ifu y'umweru)1 as required
Asidi ya kloridiri1 as requiredIbikoresho bikenewe:
Igikombe cy'Ikirahure
Igikoresho cyo kuvanga
Amadarubindi yo Kwirinda Ibinyabutabire
Uturindantoki tw'ikawusu2
2
Evaporate
Evaporate
Evaporate the solution to obtain the calcium chloride. Ours: an evaporating dish on a hot plate.
Ibikoresho bikenewe:
Isahani yo kumisha
Urubaho rushyushya3
3
Keep it closed
Keep it closed
Calcium chloride takes up water from the air. Ours: store it in a stoppered bottle.
Ibikoresho bikenewe:
Amacupa y'ikirahuri afite ibipfundikizoIbikoresho
2- 1 as requiredUmwanya
- 1 as requiredUmwanya
Ibikoresho bikenewe
7- Umwanya
- Umwanya
- Umwanya
- Umwanya
- Umwanya
Iki gishushanyo gikora
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