Which species in each pair is a better oxidizing agent under standard-state conditions? (а) Br2 Au3+ (b) H2 Ag+ (c) Cd²+ Cr3+

Q: Complete and balance the following redox reaction in basic solution Zn(OH),2- (aq) + As (s) → Zn(s)…

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Q: Why sodium metal is not obtained at cathode when aq NaCl is electrolysedwith Pt electrodes but…

A: At anode,…

Q: Calculate the equilibrium constant (KP) for the following reaction at 25°C:

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Q: E. Tell which of the following species is the strongest oxidizing agent. With solution each NO3, Ag,…

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Q: 6. If the cell potential in the previous problem (5) is 0.485 V, what is the [CI] in the cathode…

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Q: For the following redox couple, the standard reduction potential (Eed) is 1.92 V. 4+ Sn**+2e Sn+…

A: The tendency for a chemical species to get reduced and is measured in terms of volts at standard…

Q: which of the following materials will Behaves as reducing agent H-, Mg, Na+, CI-, F2

A: The species which have a tendency to oxidize will behave as  reducing agent because it will oxidize…

Q: If the following redox reaction Cr + 3 V3+ → 3 V2+ + Cr3+ is found to occur spontaneously, identify…

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Q: A voltaic cell is constructed in which the cathode is a standard hydrogen electrode and the anode is…

A: The call reaction at anode is, H2(g) ------> 2H+(aq) + 2e- Standerd cell potential of the cell =…

Q: The following reduction potentials are measured at pH 0: BrO, + 6 H,O* + 5 e →B12 (e) + 9 H20 E° =…

A: The E0cell of the reaction is calculated as follows:

Q: Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below:…

A: The balanced reaction taking place is given as, Given: Moles of electrons reacting = 3.2 mol. And…

Q: g redox reaction in basic solution. 2-, 3+.

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Q: Considering periodic trends in metallic character, which of the following is most likely to act as a…

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Q: 2. If a solution of CuCl2 is electrolyzed, what reaction will occur at the anode when the minimum…

A: At anode, oxidation takes place. Thus, Cl- ions are discharged first due to higher oxidation…

Q: Calculate the equilibrium constant for the following reaction at 298 K. 3C2H2 (g) + CSH¢ (g) AG°…

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Q: Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below:…

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Q: Consider the following redox reaction with nitrogen (N): NO3 + H* + 8e +→ _NH4* a. Balance this…

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Q: Calculate the amounts of Cu and Br: produced at the inert elecuvues by passing a current of 4.5 A…

A: Given: Current = 4.5 A The atomic weight of Cu =63.55 gThe atomic weight of Br2=159.8 gCharge of 1…

Q: Nitrate ion substitutes for oxygen as an electron acceptor in the biodegradation of organic matter,…

A: The given equation is, 2NO3-+12H++10e-→N2+6H2O Pressure = 1.00 atm. Temperature = 298 K. Molar mass…

Q: Predict whether the following reactions will be spontaneousin acidic solution under standard…

A: When Gibb's free energy of a reaction delta G is negative, then the reaction is spontaneous. When…

Q: Fe2O3 + CO → Fe + CO2 in acidic solution

A: Recall the reaction, Fe2O3 + CO ---> Fe + CO2 Balanced under acidic conditions ?

Q: What Are Reduction Potentials, and How AreThey Used to Account for Free Energy Changesin Redox…

A: Free energy change in thermodynamics refers to the thermodynamic potential that can be used to…

Q: 4. a. Determine the AG of the reaction in #3. b. Calculate the equilibrium constant K for the…

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Q: Using the following Latimer diagram and a standard reduction potential table to answer the following…

A: Whether a reaction will take place spontaneously or not, is decide the conversion of one species to…

Q: What mass of Cu(s) is electroplated by running 12.5 A of current through a Cu 2+ (aq) solution for…

A: We have to calculate the mass of Cu(s) is electroplated : First, we will write down all the given…

Q: Of the following, which one is most likely to be the strongest reducing agent: O2, 02, 02, 0,2-?

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Q: A current of 11.3 A is applied to 1.25 L of a solution of 0.552 M HBr, converting some of the H* to…

A: Given: Current (I) = 11.3 A     Volume of solution (L) = 1.25 L    Concentration of HBr = 0.552 M…

Q: Example:- Calculate the normality of a solution of 0.25 gm/L H2C¿O4, both as an acid and as a…

A: Normality of the solution is given by the number of gram equivalents per litre of the solution.

Q: A voltaic cell is constructed in which the cathode is a standard hydrogen electrode and the anode is…

A: Given: Concentration cell of hydrogen. Temperature = 298 K. Concentration of H+ in cathode = 1.00 M…

Q: Given the redox reaction: MnO4- + Fe2+ → Mn2+ + Fe3+   Calculate the oxidation state for Mn in the…

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Q: A. What is the pH of a 0.33 M solution of H2SO4? (The Ka of the second deprotonation is 1.3 x 102)

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Q: A voltaic cell is constructed in which the cathode is a standard hydrogen electrode and the anode is…

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Q: The reduction potential of 2Cr*3 (aq) + 6es → 2Crs) is twice the standard reduction potential given…

A: Standard reduction potential is an intensive property. It does not depend upon the the amount of…

Q: Nitrate ion substitutes for oxygen as an electron acceptor in the biodegradation of organic matter,…

A: Ideal gas equation is given by: PV=nRT      OR PV=mMRT         .....(1) Where, 'P' is the pressure,…

Q: Which of following metals will NOT react with CuSO4 (aq) solution by replacing Cu2+ ions due to its…

A: The reactivity order of any metal is decided based on the standard reduction potential of the…

Q: Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below:…

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Q: Which of the following reagents can oxidize H,0 to O2(g) under standard-state conditions? H*(aq), CI…

A: Given species: H2O and O2(g). Given oxidizing agents: H+(aq), Cl-(aq), Cu2+(aq), Pb2+(aq),…

Q: In the reaction expressed by the equation: 13Pb3O4(s) + 2Mn3O4(s) + 72H+ -> 6MnO4- + 39Pb2+ + 36H2O…

A: The number of moles of electrons gained by 1 mol of  Pb3O4(s) is 2 mol in accordance with the…

Q: Which element below as the greatest ionization potential?

A: Ionization potential is define as the energy required to eject out the outermost electron from the…

Q: 瓦,可 212 106% Q 6: Galvanic cell presented as Fe/Fe2 //Co²/Co, If reduction potential of iron = -…

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Q: 0.115 V, what is the value of the standard free energy (in kJ) for this reaction?

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Q: Which of the oxidizing agent listed is (are) capable of oxidizing Br - (aq) to BrO 3 - (aq) in…

A: To oxidise any substance, the oxidising agent should be such that the tendency to get reduce is more…

Q: How many minutes will take to deposit 40.00 g of Ni form a solution of NiSO4 using a current of…

A: Faradays first law of electrolysis – During electrolysis of any material, the amount of material…

Q: If a solution of CuCl2 is electrolyzed, what reaction will occur at the anode when the minimum…

A: In the electrolysis process, the cations move towards the cathode and the anions move towards the…

Q: Calculate the equilibriumconstant for the disproportionation of the copper(I) ion atroom…

A: Since, there are no values given in the question,, I would give a general expression for the…

Q: The half-wave potential in a voltammogram for a solution containing a redox couple that is being…

A: The half-wave potential can be seen in a voltammogram. As the applied potential is scanned, the…

Q: Acidic solution s,0,2- + MnO, → SO,?- + Mn²+ compensate for the redox reaction

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Q: 6) Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below.…

A: The reaction considered is, Cr2O7+ (aq) + 14H+ (aq) + 12 e-→12 Cr (s) + 7 H2O