SANAA
UREMBO NA USTAWI
UJANJA
UTAMADUNI NA HISTORIA
BURUDANI
MAZINGIRA
CHAKULA NA VINYWAJI
UHANDISI WA KINYUME
SAYANSI
MICHEZO
TEKNOLOJIA
VAZI
Sodium Sulfide: Salt Cake Reduced with Carbon
Sodium sulfide is made by heating sodium sulfate with carbon: Na2SO4 + 2 C gives Na2S and carbon dioxide, the same reduction as the first step of the Leblanc black ash, at about 1000 °C. It is the sulfide half of the kraft pulping liquor.
The picture: our diagram of the covered crucible.
Juu
Half a day
Maagizo
1
1
Mix
Mix
Grind dry salt cake with fine charcoal, about 500 g sulfate to 85 g carbon (see the notebook).
Vifaa kwa hatua hii:
Salfeti ya sodiamu (salfeti ghafi)500 g
Mkaa - uliosagwa laini85 gZana zinazohitajika:
Mizani ya dijitali ya jikoni
Kinu na mchi2
2
Reduce
Reduce
Pack the mix in a covered crucible and fire it in the kiln at about 1000 °C until the reaction is complete.
Zana zinazohitajika:
Kaure ya Udongo Mgumu wa Moto
Tanuru
Koleo la kaure ya kuyeyushia
Glavu za kulehemu
Miwani ya usalama3
3
Cool and store
Cool and store
Let it cool covered, break up the fused cake and keep it dry in a sealed container.
Zana zinazohitajika:
Kinu na mchi
Vyombo vya kuhifadhi visivyopitisha hewa4
4
Carbon for the reduction
Carbon for the reduction
Inapakia daftari la Jupyter…
Vifaa
2- Kishikilia Nafasi
- Kishikilia Nafasi
Zana Zinazohitajika
8- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
Mchoro huu unatengeneza
Blueprint zinazohusiana
Blueprint hizi zinashiriki maarifa — mbinu, vifaa au kanuni
CC0 Umma Wote
Mchoro huu umetolewa chini ya CC0. Uko huru kunakili, kubadilisha, kusambaza, na kutumia kazi hii kwa madhumuni yoyote, bila kuomba ruhusa.
Saidia Mtengenezaji kwa kununua bidhaa kupitia Mchoro wao ambapo wanapata Kamisheni ya Mtengenezaji iliyowekwa na Wachuuzi, au unda marudio mapya ya Mchoro huu na uiunganishe kama kiungo katika Mchoro wako kuchangia mapato.