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Vai trò của NH4Cl và NaNO2 trong các dạng bào chế thuốc?

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Sep 27, 2024 ... ... NaOH to form sodium aluminate (NaAlO2). ... Electrochemical investigation on effect of sodium thiosulfate (Na2S2O3) and ammonium chloride (NH4Cl) ... ammonium chloride, but not in aqueous sodium chloride? A The ionic radius of the NH4. + ion is similar to that of Mg2+ but not that of Na+. B NH4Cl ... 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 Sodium bis(2-methoxyethoxy)aluminium hydride is a hydride reductant with the formula NaAlH2 2. The trade name Red-Al refers to its being a reducing ... Acidic Reactants (90) ; NaHSO · sodium hydrogen sulfate ; NH4Br, ammonium bromide ; NH4Cl, ammonium chloride (salmiac) ; NH4H2PO · ammonium dihydrogen phosphate ; NH4 ... Feb 14, 2019 ... (e) Addition of ammonium chloride to a sodium containing ferric and magnesium ions is essential for selective precipitation of ferric hydroxide ... stand. ANALYSIS OF CATIONS: 1. Test for Group Zero Ammoniacal smell is evolved on Presence of Ammonium Ion Cations (NH4)+ adding NaOH Solution ... 198) Al(OH)3 + NaOH --→ NaAlO2 + H2O. 199) Al2O3 + Na2CO3 --→ NaAlO2 + CO2 ... 283) (NH4)3AsS4 + HCl --→ As2S5 + H2S + NH4Cl. 284) Au + KCN + O2 + H2O ... NH4Cl ammonium chloride. 12125-02-9. (NH4)2CrO4 ammonium chromate. (NH4)H2AsO4 ... NaAlO2 sodium aluminate. 1302-42-7. 57 of 75. Page 58. Chemical Formula. ... Ammonium Chloride (NH4Cl) . . . . . . . . . . . . . . . . . . . . . . . 2-104. 2-38. Ammonium Chromate [(NH4)2CrO4] . . . . . . . . . . . . . . . . . . 2 ...
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