Addition of which (one or more) of the following metals can produce Zn(s) from Zn2+(aq) under standard conditions? A)Pt; B) Fe; C) Ca D) Mg E) Cd

Q: Calculate the charge, in coulombs, is required to deposit 1.5 g of solid magnesium from a solution…

A: The answer to the following question is- Given, mass of magnesium = 1.5 g  Molar mass of magnesium =…

Q: Which of the following has the greatest tendency to be oxidized? (You may consult a table of…

A: Redox reaction :  The chemical reaction in which reduction and oxidation takesplace simultaneously…

Q: A constant current is passed through a solution containing Cu2+(aq) resulting in the deposition of…

A: Amount of Cu deposited at the cathode when constant current is passed through a solution containing…

Q: 3. A solution is 0.200 M in Co²+ and 0.0650 M in Cd²+. Calculate (a) the Co²+ concentration in the…

A: The given solution is 0.200 M in Co2+and 0.0650 M in Cd2+. We have to calculate a) The…

Q: Elemental gold is being recovered by electrodeposition from a solution with tiny amounts of Au(III).…

A: The electrode position uses electrical current to deposit a desired metal on any surface. The amount…

Q: Aluminum requires relatively little protection from corrosion because.....   aluminum has little…

A: Aluminum is a reactive metal .It easily  get oxidized in the presence of oxygen .

Q: Gallium is produced by the electrolysis of a solution made by dissolving gallium oxide in…

A: To find the mass of Ga(III) deposited, we need to use the Faraday's law of electrolysis, which gives…

Q: A 100.0 mL sample of spring water was treated to convert any iron Fe2+. Addition of 25.00 mL of…

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Q: [1] Balance the following redox reaction in acidic solution. Cro,?-(aq) + HSn0; (aq) → CrOz"(aq) +…

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Q: 8. which of the following is the correct cell notation for the reaction: Als) + Au* lag) > Al*3 (aq)…

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Q: The iron content of iron ore can be determined by titration with standard KMNO, solution. The iron…

A: We know that Molarity = number of moles of solute / volume of the solution in L Given that Molarity…

Q: Please show all solutions. Thank you.

A: To find: The balanced equation for the given cell notation

Q: A 1.00 L solution contains 2.25×10-4 M  Cu(NO3)2 and 1.000×10-3 M  ethylenediamine (en). The Kf for…

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Q: oxidation state

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Q: Gallium is produced by the electrolysis of a solution made by dissolving gallium oxide in…

A: Given that: current, I = 0.590 A  time =  90.0 min To find: amount of Ga(s) deposited from a…

Q: 1. In an experiment, what volume of O2 (g) at 0oC and 760 mmHg is produced when 5 A of current is…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A waste water containing Fe(HCO3) 2 is discharged to a surface pond. Assuming complete oxidation of…

A: Solution =

Q: Which pair of half-reactions could be used to electroplate silver onto iron?   A)  reduction:  Ag+…

A: According to Activity Series of Metals (in Order of Reactivity) in the Oxidation Half Reaction of…

Q: Write balanced equations for the following redox reactions: Fe2O3 +  CO ->  Fe +  CO2 in acidic…

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Q: 1. Write balanced redox equations for the following reactions. Show the full balancing process and…

A: Solution

Q: If the iron in a 0.1500-gram sample of iron ore is reduced and subsequently requires 15.03 ml of…

A: Given: Mass of iron ore sample = 0.15 g KMnO4 required for oxidation = 15.03 mL To find: Purity of…

Q: Explore relative reducing/oxidizing ability. Use the half-reactions shown below to answer the…

A: Step 1:Step 2:

Q: How much silver was there in the solution if all the silver was removed as Ag metal by electrolysis…

A: Given, Time (t) = 0.60 hr = 2160 s Current (I) = 1.00 mA = 1.00 × 10-3 A Amount (in grams) of silver…

Q: A Cu electrode is immersed in a solution that is 1.00 M in [Cu(NH3)4]2+ and 1.00 M in NH3. When the…

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Q: Use standard reduction potentials to calculate the equilibrium constant for the reaction: Fe"(aq) +…

A: Answer:- This question is answered by using the simple concept of calculation of equilibrium…

Q: Balance the equation in basic conditions. Phases are optional. equation: COCI, + Na,O, Co(OH), + Cl…

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Q: Define: (a) ore; (b) mineral; (c) gangue; (d) brine.

A: a) Ore: The mineral from which an element can be extracted easily and profitably is called an ore.…

Q: The oxidation of 22 mL of a solution containing Fe2+ requires 27 mL of 0.0345 M K2Cr2O7 in acidic…

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Q: 1. Lead (II) nitrate in acidic solution reacts with zinc metal to form solid lead and zinc nitrate.…

A: Redox reaction:-           In a chemical reaction simultaneously oxidation and reduction both…

Q: 1. Write the equations of the reactions. Write the electron balance and put the coefficients and…

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Q: Write  balance redox reaction of MnO and Fe(OH)3

A: Redox reactions are the combination of reduction and oxidation reactions. The type of reaction in…

Q: Balance the following redox reaction in basic solution: Cu(s) + HNO3(aq) ---> Cu2+(aq) + NO(g)…

A: To balance the reaction, first we need to check the reduction and oxidation half reaction. Then we…

Q: What is the percentage of Fe in an iron ore of 0.5 g of the ore,after solution, in acid and complete…

A: Balanced reaction for KMnO4 and C2H2O4 is : 2 KMnO4 + 5 C2H2O4 + 3 H2SO4 → 2MnSO4 + K2SO4 + 10 CO2 +…