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Sisombululo Se-Sodium Bicarbonate: Indlela Yekuya Ku-Sodium Hydrosulfide

2025-08-15

Kute emanti isodiyamu

Ilungiswe njengoba kuchaziwe ngenhla ngaphansi kwetimo leticinile letite umswakama.

Sisombululo se NaHS lesinemanti

I-Sodium Sulfayidi i-nonahydrate (Na2S·9H2O) incibilikiswa emantini lasanda kuhlanjululwa kwenta i13% (w/v) sisombululo se-Na2S.

Ngaphansi kwekuvuselela kanye nangaphansi 20°C, 14 g iNaHCO3 kufakwe ku 100 emamililitha yalesisombululo, kubangela kuncibilika ngekushesha kanye nekusabela kwe-exothermic.

100 mL methanol ibese iyangetwa (kugcina lizinga lekushisa

Ngemuva kwemizuzu lengu 10, le ngxube iyahlungwa, bese letinsalela tigezwa nge 50 mL methanol.

Lesihlungi sicuketse ≥9 g NaHS kanye na ≤0.6 g Na2CO3 (~3.5 g NaHS kanye na 0.2 g Na2CO3 nga 100 mL).

Umtfumeli wemkhicito we-sodium hydrosulfide, idatha iyatfolakala, chafata lapha kute utfole emasampula lamahhala.