'Ag cl' diaporamas de présentation

??? ??????????? ??? ????? Precipitation Titration

??? ??????????? ??? ????? Precipitation Titration. ?????????????. ???????????????????? ?????? 1 ? g/ml ???????. ?????? ?? Ag + ? Cl ? ? Br ? ? I ? ? CN ? ? SCN ? ??. ? ? ???????. 1 . ???? ?? 0.1000mol/LAgNO 3 ?? 20.00ml ??? NaCl ??? [Cl ? ]=0.1000mol/L pCl= ? lg10 ? 1 =1.00.

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???????????. ??? ?????????. ?. ?????????. . 1. ?? ???????. ??? ? volatile acid?? H 2 CO 3 H 2 CO 3 ? CO 2 ? CO 2 ??????(?????). ??? ( fixed acid? ???? )? ????????,??????????????? ???? H 2 SO 4 ? ???. ?? ??????????? ???.

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Subjective Question # 1 Kinetics

Subjective Question # 1 Kinetics. A. Increase the rate CaCO 3(s) + 2HCl (aq) ? CO 2(g) + CaCl 2(aq) + H 2 O (l) Increase temperature Increase [HCl] Add a Catalyst Increase Surface Area of CaCO 3. B. Measure the rate

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Ionic Equilibria III: The Solubility Product Principle

20. Ionic Equilibria III: The Solubility Product Principle. Chapter Goals. Solubility Product Constants ?????? Determination of Solubility Product Constants ???????? Uses of Solubility Product Constants Fractional Precipitation ????

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PRECIPITATION REACTIONS Solubility of Salts Section 18.4

PRECIPITATION REACTIONS Solubility of Salts Section 18.4. Analysis of Silver Group. All salts formed in this experiment are said to be INSOLUBLE and form when mixing moderately concentrated solutions of the metal ion with chloride ions. Analysis of Silver Group.

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? 8 ? ????? Precipitation titration

? 8 ? ????? Precipitation titration. ? ? ? ? 1 ??? ??????????????????? 2 ??????????????????? 3 ????????????. 8.1 ????????. ?????????????????????. ??????????????????? ???????????????? (p269). ??? :. Ag + + X - = AgX ?. X - = Cl - , Br - , I - , CN - , SCN -.

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Solubility Lesson 8 Review Notes

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Precipitation Titrations Dr. Riham Ali Hazzaa Analytical chemistry Petrochemical Engineering

Precipitation Titrations Dr. Riham Ali Hazzaa Analytical chemistry Petrochemical Engineering. Precipitation titration: It is a titration in which the reaction between the analyte and titrant involves a precipitation. SOLUBILITY RULES. Most nitrates are soluble

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GRAVIMETRIC ANALYSIS

GRAVIMETRIC ANALYSIS. Budi Hastuti, S. Pd, M.Si. Gravimetric Analysis. A Gravimetric analysis is based upon the measurement of the weight of a substance that has a KNOWN composition AND IS chemically related to the analyte. Gravimetric Analysis. Accurate and precise.

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PRECIPITATION REACTIONS Solubility of Salts Section 18.4

PRECIPITATION REACTIONS Solubility of Salts Section 18.4. Metal Chloride Salts. These products are said to be INSOLUBLE and form when mixing moderately concentrated solutions of the metal ion with chloride ions. Analysis of Silver Group.

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????. ????? Precipitation titration. ?????. ?????. 1 ??????? 2 ??????????? ? 1 ????? Mohr) ? 2 ??????? Volhard) ? 3 ?????? Fajans). ????????????. 1 ?? S ???????? 2 ?????? ??????? 3 ??????????. ???. Ag + + Cl - ?AgCl? Ag + + SCN - ?AgSCN ?.

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Common Ion Effect

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Argentometric Titration (Precipitation Titration)

Argentometric Titration (Precipitation Titration). Meeting 7. Analite + Titrant ??? precipitation ? AgNO 3 ? ARGENTOMETRy. Principles: sedimentation of Ag(I) reaction. Diffuculties of titration: Hard to find the suitable indicators

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Lecture 8

Lecture 8. Titrations - II. Conc. H 2 SO 4 + catalyst. >300 o C. All N ? NH 4 +. C ?CO 2. Kjeldahl digestion. H ?H 2 O. NH 3 + H + ?NH 4 +. NH 3 +H 2 O. If HCl:. Excess of H + can be titrated with NaOH. NaOH+NH 3. If boric acid:. HCl or H 3 BO 3.

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Previously in Chem104: Titration review Buffers: little more Lewis acid/base reactions

Previously in Chem104: Titration review Buffers: little more Lewis acid/base reactions complex ions solubility Solubility Product. Today in Chem104: Solubility Product Ksp Common Ion Effect pH effect Chelate Effect Examples Iron Bioavailability: an example of a

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Solubility Lesson 5 Trial Ion Product

Solubility Lesson 5 Trial Ion Product. We have learned that when two ionic solutions are mixed and if one product has low solubility , then there is a reaction where a precipitate will form . Pb(NO 3 ) 2(aq) + 2NaCl (aq) ? PbCl 2(s) + 2NaNO 3(aq) low solubility

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Solubility Lesson 8 Review Notes

Solubility Lesson 8 Review Notes. Adding a Solid to a Saturated Solution. Consider the saturated solution - the rate of crystallizing equals the rate of dissolving. More solid AgCl is added. The solution is full so the ion concentrations remain constant. Ag +. Cl -.

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Solubility Lesson 5 Trial Ion Product

Solubility Lesson 5 Trial Ion Product. When two ionic solutions are mixed and if one product has low solubility , a precipitate will form. Pb(NO 3 ) 2(aq) + 2NaCl (aq) ? PbCl 2(s) + 2NaNO 3(aq). low solubility.

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