Phân tích thành phần hóa học của các tác phẩm nghệ thuật.

CuSO4(aq) + (NH4)2CO3(aq) CuCO3(s) + (NH4)2SO4(aq) + +. Flexi Avatar. Flexi ... HCl is a strong electrolyte. CH3COOH is a weak electrolyte. NaCH3COO(aq)+ ... (NH4)2CO3, (NH4)2SO4 or ammonium phosphates fertilizers (Arshad, 1999) ... treated with 1 M HCl. Leachates were collected by ap- plying 0.06-0.07 MPa ... To each of the solutions add dil HCl/HNO3/H2SO4 Brisk effervescence; (NH4)2CO3 confirmed. No reaction; CL- confirmed. And is therefore ammonium chloride. (b) ... ... HCl was used as a titrant, where still less errors (2.5%) at a middle ratio of (NH4)2CO3-NH4HCO3 was found. Remaining ratios with low (NH4)2CO3 (2:8, 4:6) ... ... HCl, dissolves due to decomposition of sulphite by dilute HCl. ... NH4Cl and an excess of NH4OH solution followed by solid ammonium carbonate. (NH4)2CO3. (NH4)2CO3 (V. HNO3. FeCO; they have scluble laws, Stongacid, acid b) 2 ... e 5 (HCl, Cl2, Br2, HBr, and CH3CH2CH2CH3 are all expected to have boiling ... Ba(NO3)2 will simply dissolve in water or in HCl(aq), no insoluble precipitates. MgSO4 is soluble in water; you won't see it, but HSO4^- ion will form. Contains: HALOGENATED WASTE: BaCl2, CaCl2, LiCl, NaCl, KCl, SrCl2, HCl, (NH4)2CO3,. (NH4)2HPO4, (NH4)2SO4, NaBr, NaI, Hexane, HNO3, Bleach, KBr, H2O. Harmful. The (NH4)2CO3 precipitate was dis- solved in hot 5 ml 2-normal CH3CO2H, with ... The (NH4)2SO4 precipitate was dissolved in a hot 6-normal HCl. At the ... (NH4)2CO3 (aq) + CaCl2 (aq) → 2 NH4Cl (aq) + CaCO3 (s) b. NaC2H3O2 (aq) + ... b) NaC2H3O2 (aq) + HCl (aq) → NaCl (aq) + HC2H3O2 (aq). Total ionic ...