Calculate emf of the following cell at 25°c
WebAt a particular spot of an object made of iron oxidation takes place and that spot behaves as an anode. At anode: Electrons released at anode spot moves through the metal and go to another spot on the metal and reduce oxygen in presence of H + (which is believed to be available from H 2 CO 3 formed due to dissolution of carbondioxide from air into water. WebCalculate the emf of the following concentration cell: Mg(s)l Mg2+(0.19M) ll Mg2+(0.50M) l Mg(s) (answer in V) This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts.
Calculate emf of the following cell at 25°c
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WebFor the given cell representation, the cell reaction will be Fe(s) + 2H + (aq) → Fe 2+ (aq) + H 2 (g) The standard emf of the cell will be `E_(cell)^0 = E^0 H^+ //H_2 -> E^0 Fe^(2+) … WebCells provide electromotive force (emf) to a circuit but can have internal resistance themselves. a) Give a definition of emf. b) A battery of emf 12V and internal resistance 1.25 ohms is connected across an 8 ohm resistor. Calculate the following: i) The current through the circuit ii) The potential difference.
WebFinal answer. Q2: Calculate the emf of the following cell at 25∘C : Fe3+(a = 0.01), Fe2+(a = 0.0001), Cu+(a = 0.01)Cu. Given: E∘,Fe3+/Fe2+ = −0.771 V and E∘,Cu+/Cu = 0.5211. Web(b) A voltaic cell is set up at 25 °C with the following half-cells: Ag + (0.001 M) Ag and Cu +2 (0.10 M) Cu What would be the voltage of this cell? (E 0 cell = O.4V) Answer: (a) Molar Conductivity. It is defined as the conducting power of all the ions produced by one molar solution of an electrolyte.
WebJan 3, 2024 · Calculate the emf of the following cell at `25^(@)C : Ag(s) Ag^(+)(10^(-3)M) Cu^(2+)(10^(-1)M) Cu(s)\" Give \"E_(\"cell\")^(@)=-0.46 V and log 10^(n)=n` WebQuestion: (a) Use the standard reduction potentials at 25° C in Table 18.1 in Tro, Fridgen and Shaw, and calculate the standard emf E° of an electrochemical cell described by the following reaction: Mg + 2 K+ → 2 …
WebMay 9, 2024 · Figure \(\PageIndex{3}\): Determining a Standard Electrode Potential Using a Standard Hydrogen Electrode. The voltmeter shows that the standard cell potential of a galvanic cell consisting of a SHE and a Zn/Zn 2 + couple is E° cell = 0.76 V. Because the zinc electrode in this cell dissolves spontaneously to form Zn 2 + (aq) ions while H + (aq) …
WebCalculate the emf of the following concentration cell at 25°C: Cu(s) / Cu2+(0.026 M) // Cu2+(1.252 M) / Cu(s) V Be sure to answer all parts. How many faradays of electricity are required to produce (a) 0.85 L of O2 at exactly 1 atm and 25°C from aqueous H2SO4 solution? faradays (b) 8.40 L of Cl2 at 750 mm Hg and 20°C from scorpio health july 2022WebThe emf of the following cell at 25°C is Pt, H2/HCI(C)//HCI(C), H2, Pt (2 atm) (10 atm) (1) - 2 V (2) O V (31-0.02 V (4) 0.03 v. Solve Study Textbooks Guides. Join / Login >> Class 12 ... Calculate, using Nernst equation, cell potential of … scorpio hindustan timesWebSolution for Calculate the emf of the following cell at Q2 25°C: Fe+ (a = 0.01), Fe2+ (a = 0.0001), Cu+ (a = 0.01)Cu. Given: E°, Fe3+/Fe2+ = -0.771 V and E°,… Answered: Calculate the emf of the following cell… bartleby scorpio heart tattooWebSolution for Calculate the emf of the following cell at Q2 25°C: Fe+ (a = 0.01), Fe2+ (a = 0.0001), Cu+ (a = 0.01)Cu. Given: E°, Fe3+/Fe2+ = -0.771 V and E°,… Answered: … pree showWebApr 14, 2024 · 1. The EMF of the electrochemical cell can be calculated using the Nernst equation: EMF = E° - (RT / nF) * ln(Q) where E° is the standard electrode potential, R is … scorpio health november 2021WebCalculate the cell emf for the following reaction at 25°C: Ni(s) + 2Cu2+(0.010 M) ® Ni2+(0.0010 M) + 2Cu+(1.0 M) A) 0.40 V B) –0.43 V C) 0.43 V D) 0.34 V E) 0.37 V This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. preesh uniformWebStart your trial now! First week only $4.99! arrow_forward Literature guides Concept explainers Writing guide Popular textbooks Popular high school textbooks Popular Q&A Business Accounting Business Law Economics Finance Leadership Management Marketing Operations Management Engineering AI and Machine Learning Bioengineering Chemical … preesh urban dictionary