25-yanvar 1-smena
7. Kriolitning tarkibida NaF va AlF3 ning massa ulushi mos ravishda 0.6 va 0.4 bo`lsa, kreolitning formulasini korsating
Javob: 3NaF∙AlF3
7. Kriolitning tarkibida NaF va AlF3 ning massa ulushi mos ravishda 0.6 va 0.4 bo`lsa, kreolitning formulasini korsating
Javob: 3NaF∙AlF3