Q: question 5, am i on the right track?
A: We have to write the balanced chemical equation for a reaction between aluminum ammonium sulfate…
Q: What is AG° for the following reaction? 21 (aq) + Cl2(g) L(s) + 2C1¯(aq) -
A:
Q: 8. What color reactions are expected at the end of the equivalence point?
A: ALL THREE IS A PRECIPITATION TITRATION SILVER ION IS COMMON IN ALL THREE
Q: . Give complete chemical equations of the following reactions a. Oxalic acid + Sodium hydroxide > b.…
A: A chemical reaction mechanism represents the way to form and break the chemical bonds between…
Q: What hazards are associated with this lab and what steps are taken to avoid them? Why does adding…
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…
Q: 3. What color would I expect a solution of chromate ions to be after I add an excess of acid?…
A: The ion which can change its color when the medium is changed from acidic to basic or vice versa,…
Q: What will be the molar Y⁴⁻ concentration in a 0.0500 M EDTA solution at a pH of 9.00? (α=0.054)
A: Molar concentration will be [Y4-]= [Edta]*ay -4 In question they have given ay -4= 0.054 when PH=9…
Q: What is the activity coefficient of Hg22+ in a solution of 3.3 mM Hg2(NO3)2? O 0.67 O 0.65 O 0.63 O…
A: Given, Concentration of Hg2(NO3)2 is 3.3 mM activity of Hg22+ = ?
Q: In a redox titration involving potassium permangante with oxalic acid, What is the purpose of the…
A:
Q: 7. A solution contains 1.569 mg/mL of CoSO4(MM = 155.0 g/mol). Calculate the volume of 0.007840 M…
A: Given data, Q7) Concentration of CoSO4 = 1.569 mg/mL Molar mass of CoSO4 = 155.0 g/mol Concentration…
Q: What is the reference method for sodium and potassium determination
A: The detailed solution of your question is given below- Since, we know that the Sodium and Potassium…
Q: In which part of the oxalate ion acts as bidentate in complex formation reactions?…
A: A bidendate ligand can attach a metal ion from two sites. Oxalate ion is a bidendate ligand as it…
Q: What is the concentration (in millimolar) of F ions when 33 mg of MGF2 completely dissociates in 2.5…
A:
Q: What is the silver ion concentration for a saturated solution of Ag2SO4? Ksp for Ag2SO4 is 1.2 x…
A: The dissociation of Ag2SO4 is as shown below : Ag2SO4 --> 2 Ag+ + SO42- i 1…
Q: What is the reducing and oxidizing agent in the formation of potassium trioxalatoferrate(III)…
A: Dear student, we'll answer the first question since the exact one wasn't specified. Please submit a…
Q: 1. A solution contains 1.238 mg of CoSO4 (155.0 g/ mol) per milliliter. Calculate the volume of…
A: Here we are required to find the molar concentration of EDTA.
Q: Estimate the fractional composition of EDTA at pH=10.36.
A: The concentration of hydrogen ion, H+, in the solution of pH 10.36 is;…
Q: 17. Potassium hydroxide, KOH reacts with hypochlorous acid, HCIO to produce potassium hypochlorate,…
A: Introduction: Dissoction is the breaking up of a compound into simpler constituents that are usually…
Q: What is the pOH of 0.92 M RBCI04?
A: Given : Concentration of RbClO4 = 0.92 M
Q: If zinc is less reactive than magnesium chloride, what is the equation that occurs when zinc is…
A: Given :- Zn is less reactive than MgCl2 To determine:- Equation of Zn with MgCl2
Q: 48. How much 0.0500 M EDTA is needed to titrate the Mg in a 0.1135-g of hydromagnesite, 3MgCO,…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Cerium. 2. Why is it not advisable to dissolve KMnO4 in conc. H₂SO4?
A:
Q: Why is [Fe(OH2)6]3+ prepared in an acidic solution? A. It is a Bronsted acid in aqueous solution B.…
A:
Q: very useful in identifying unknowns. Unknowr solution #2 is bright blue. Once you have identified…
A: Cu in its +2 oxidation state exhibit blue color in aqueous solution. The reason for this bule color…
Q: Find the concentration of free Mg21 at pH 9.00 in 0.050 M Na2[Mg(EDTA)].
A:
Q: What is the oxidizing agent and reducing agent when potassium trioxalatoferrate(III) trihydrate is…
A: When Potassiumtrioxalatoferrate(III)trihydrate is titrated with potassium permanganate, the ionic…
Q: How does potassium ferrocyanide K4[Fe(CN)6] prevent any pre-oxidation of the copper(I) ions in…
A: Oxidation : increase in oxidation number. Reduction : decrease in oxidation number.…
Q: Calculate the masses of Ni(OH)2 that will dissolve in the following solvents Ksp Ni(OH)2 = 6.0x10-16…
A: Part A Let the solubility of Ni (OH)2 in 250 mL of water be ‘s’ Ksp = [S][2S]2 Ksp = 4S3 6 x 10-16…
Q: What is the Calcium ion & Chloride ion activity of a solution containing 0.010 M CaCl2?
A: Given, Concentration of CaCl2 = 0.010 M
Q: Why magnesium chloride hexahydrate is added to an EDTA solution?
A: Magnesium chloride hexahydrate is adding to EDTA solution generally in determining hardness of…
Q: A) What is the oxidation number of P in Na2PHO32-? B) What is the oxidation number of B in…
A:
Q: Which of the following Is responsible for the dark blue colour complex formed in the redox titration…
A: Vitamin-C is more properly known as Ascorbic acid. This is an essential antioxidant needed by the…
Q: Calculate the pH of a 0.91 M solution of morpholine at 25 °C. Ro
A:
Q: What is the Ph of the buffer solution that contains 1.00 M HC2H302 (acid) and 0.800 M KC2H302 with…
A: Whenever the acid concentration as well as its conjugate base, or the base and its conjugate acid,…
Q: Redox Titration Curve Consider the titration of 100.00 mL of 0.0100 M Ce4+ in 1.00 M HClO4 by…
A: Oxidation reaction is a reaction in which oxidation state of element is increased or there is loss…
Q: Calculate the volume of 0.0500 M EDTA needed to titrate the Ca in 0.1973 g of CaCO3
A:
Q: 3a) What is the AƐ value for the oxidation of cytochrome c by the Cua redox center in Complex IV…
A: Answer: Given data: the ratio of cyt C (Fe2+) / cyt C (Fe3+) = 20 and ratio of CuA (Cu2+) / CuA…
Q: One of the following indicators or species or mixtures is colorless in acidic solution? a. Starch-l3…
A: In this question, we will see which can not give color in acidic solution means it should be remain…
Q: What will be the molar Y⁴⁻ concentration in a 0.0200 M EDTA solution at a pH of 9.00? (α=0.054)
A: given data 0.0200 M EDTA at a pH of 9.00 (α=0.054) find molar Y⁴⁻ concentration
Q: FeCl. (aq) + NH,SCN(aq) = NH.CI (aq) + Fe(SCN)CI (aq)
A:
Q: These are six test tubes containing 0.1 M aqueous solutions of (in no particular order) (view…
A: Six test tubes containing 0.1 M aqueous solution with no particular order are given NaOH Ca(NO3)2…
Q: Calculate the ratio of dihydrogen phosphate to hydrogen phosphate in blood at pH 7.4. The Ka is 6.3…
A: Given: To determine the ratio of dihydrogen phosphate to hydrogen phosphate. pH of blood = 7.4. Ka =…
Q: calculate the concentration of Ca2+ in a saturated solution of Ca(OH)2 (ksp= 0.0000055) with a pH of…
A: pH=12.55 pOH =14-12.55 = 1.45 pOH =1.45 pOH =-log [OH-] [OH-]=10-1.45 [OH-]=0.0355 M
Q: Based on the diagram, what metal cation(s) can be titrated with EDTA at pH 7? a) Mn2+ b) Sr2+ c)…
A: According to the given graph, metal ions with high log(KMY) value can be titrated at low pH, and…
Q: At pH 7, what metal ions can be titrated by EDTA?
A: In complexometric titrations, EDTA requires a certain minimum pH for titrating each metal ion. The…
Q: Calculate the pH of a 3.5 x 103 M HNO3 solution. Multiple Cholice 2.46 3.46
A: Dissociation of nitric acid in aqueous solution: HNO3(aq) + H2O(l) → H3O+(aq) + NO3-(aq) Given,…
Q: Write the reactions of EDTA in the ionization steps.
A: EDTA stands for - Ethylenediaminetetraacetic acid is polyprotic acid with 4 different ionization…
Q: 9. Identify the reducing agent in the following chemical reaction. Cd + NiO2 + 2H2O → Cd(OH)2 +…
A:
Q: 20- Brown rinc In a salt Experim (a) Nitrates are (b) Fe2* acts as (C) Brown ring (d) NO gas forn a
A: Brown ring test: It is also known as the nitrate test. This test is performed to check out the…
Q: Calculate the Ksp for Li3PO4 if at equilibrium the concentration of PO43− ion is 3.30 × 10−3 M.
A: Given: concentration of PO43- ion= 3.30 × 10−3 M
What causes cadmium ion(Cd2+) to precitipate at pH 9 solutions
Step by step
Solved in 2 steps
- What is the oxidizing agent (oxidant) when acidified potassium permanganate reacts with hydrogen peroxide KMnO4 + H2O2what is initial and final oxidation state in Oxalic acid in this reaction? 2- 2- 3+ Cr,0,+ C,0,→ 2Cr + 2C0,Good explanation Asap Thanks Hemoglobin, Hb, has four Fe atoms per α molecule that, on average, bind about three O2 molecules. Hb(aq)+3O 2 (g) = Hb(O 2 ) 3 (aq)Discuss mountain or space sickness (high altitude) in terms of this balance.
- What is the reaction in CaCl2+FeCl3?stion 38 vet ered out of phenolphthalein methyl red phenol red chlorophenol red colourless yellow Select one: O barium O nickel(II) copper(II) O chromium(II) yellow The colour of the chlorophenol red indicator would be An unknown ionic solid is dissolved in distilled water to make a blue aqueous solution. A flame test is performed and it produces a green flame. Which of the following cations did the ionic solid most likely contain? Proctorio is sharing your screen. Stop sharing Hide DELL Finish atteWrite the expression for the equilibrium constant Kc for the following equation. 2Na2CO3(s) + 2SO2(g) + O2(g) ↔ 2Fe(s) + 2Na2SO4(s) + 2CO2(g)
- Assuming a bicarbonate ion concentration [HCO3-]of 1.00 × 10−3 M and a value of 3.5 × 10−11 for the solubility product of FeCO3, what would you expect to be the stable iron species at pH 9.5 and pE −8.0, as shown in Figure 3.4?9. After dissolving in hydrochloric acid and adding sodium sulfide solution, the brown-black color gives the drug?A) Silver nitrateB) Iron (II) sulfateС) Bismuth nitrate basicD) Copper sulfateE) Zinc oxidePredict which member of each pair produces the more acidic aqueous solution Al 3+ or Ga3+