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Các quy định về việc xả thải nước đã qua xử lý có chứa NH4Cl và NaNO2?

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Oct 3, 2004 ... 44 Ammonium chloride. 15 Nitric acid. 45 Ammonium sulphate. 16 Sodium chloride. 46 Ammonium vanadate(V). 17 Sodium nitrate. 47 Potassium ... solns., which include (NH4)2SO4, NH4Cl, NH4HSO4 and H2SO4. NH4HSO4 is the ... NaAlO2, or Na2SiO3 at 298.15–353.15 K. Journal of Chemical & Engineering ... Nov 28, 2022 ... ... NH4Cl solution, After agitating the mixture for. 2hr. , the solid ... NaAlO2 within a short aging period. Based on the detailed analyses ... Mar 8, 2019 ... Какие вещества являются солями? CH4. NaAlO2. NH4Cl. H2S. NaH. KMnO4 - ответ на этот и другие вопросы получите онлайн на сайте Uchi.ru. (2) Gives white fumes of NH4Cl when a glass rod moistened with ammonia solution is brought near ... Al(OH)3 + NaOH → NaAlO2 + 2H2O. 2. Precipitate of Cr(OH)3 is ... May 11, 2012 ... ... NaAlO 2 ? ... D. Sủi bọt khí và dung dịch đục dần do tạo ra chất kết tủa. Đáp án đúng: D. có phản ứng NH4Cl + NaAlO2 + H2O-> NH3 + NaCl + Al(OH)3 ... NaAlO2 + H3PO4 ——›AlPO4 + NaOH + H2O. It may be prepared by slowly adding (with ... AMMONIUM CHLORIDE. [12125–02–9]. Formula: NH4Cl; MW 53.49. Synonym: Sal ... NH4Cl is Ammonium Chloride. (NH4)2SO4 is Ammonium Sulfate. NH4ClO3 is Ammonium ... → NaAlO2. + H2O. 10. Pb(NO3)2. → PbO. + NO2. + O2. Page 63. Student workbook ... Appearance: White powder (sometimes light-yellowish) | hygroscopic/ when dissolved in water a colloidal black solution is formed. Apr 10, 2023 ... NaAlO2 có tính bazơ, NH4Cl→ có tính axit, tuy nhiên tính axit không đủ mạnh để hòa tan kết tủa Al(OH)3 → hiện tượng thu được là vừa có kết tủa ...
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