4.In a certain conductivity cell, the resistance of a 0.01 M KCl solution is 150 Ω. The known molar conductivity of the solution is 141.27 Ω-1 cm2 mol-1 . Calculate the cell constant (Kcell). *(Kcell unit is cm-1) 5. Using the same conductance cell as in Question No. 4, a student measured the resistance of a 0.10 M NaCl solution to be 19.9Ω. Calculate the experimental value of the molar conductivity of this solution.

Q: After plotting the cell potential (Ecell) measured at 298 K on the y-axis versus the natural…

A: Answer: Nernst equation for calculating cell potential is shown below: Ecell=Ecell0-RTnFlnQ   Here:…

Q: A certain metal M forms a soluble sulfate salt M₂(SO4). Suppose the left half cell of a galvanic…

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Q: 7. Use the Debye–Hückel limiting law and the Nernst equation to estimate the   potential of the cell…

A: Debye-Huckel Limiting Law: This law relates the mean ionic activity coefficient to the ionic…

Q: A cell containing 12 mM Na+ is surrounded by interstial fluid containing 120mM Na+.  What is the…

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Q: After plotting the cell potential (Ecell) measured at 298 K on the y-axis versus the natural…

A: First we need to determine the straight line equation used for this plot.  Then by comparing with…

Q: A glass membrane separates two solutions having different pH. The 'internal' solution has a pH of…

A: The objective of the question is to calculate the potential difference across a glass membrane…

Q: Consider the following data for the cell: Pt(s) |H2(g)| HBr(aq,b)|AgBr(s) |Ag(s), taking place at…

A: ### Step 1: Use Nernst Equation to Determine Standard Cell PotentialThe cell potential (E_cell) at…

Q: In the temperature range 0-90 ºC , the potential difference of the following cell: Pt (s) | H2 (g, f…

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Q: Which of the following is the cell diagram for the reaction 3 Pb²+ + (aq) + 2 Al(s) → 3 Pb(s) + 2…

A: 1. The anode-half-cell is written first and next the cathode half-cell is written. 2. A single…

Q: Calculate the standard cell potential, Ecell, for this reaction at 298 K. 2 (s) + 2 Br (aq) --> 21…

A: To find :  E°cell = ? Formulae used :  ∆G° = -nFE°cell  ∆G° = - RT lnK  Thus,  -nFE°cell = - RT lnK…

Q: The Cell whose cell diagram is                                         Pb(s) | PbCl2(s) || KCl(aq)…

A: Formula used : ∆G° = -nFE° ∆G° = ∆H° - T∆S° ∆G° = -RT ln Keq

Q: The equilibrium constant, Kc, was found to be 4.1 x108 at 25°C for the following reaction, 2X(s) +…

A: At equilibrium Ecell = 0. And Q = Kc . We can calculate the E°cell  using the nearst equation.

Q: The mobility of a Li+ ion in an aqueous solution is 4.01×10−8 m2s−1 V−1 at 25°C. The potential…

A: We have asked the current rate. Basically, current rate is the rate by which current flows in an…

Q: Consider a cell undergoing the reaction below at 298 K 2 Na (s) + Cd²+(aq) 2 Na+ (aq) + Cd (s) When…

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Q: None

A: Here's how to calculate the solute potential of the 2.0 M sucrose solution at 20°C:Ψtotal = Ψp+ Ψs…

Q: 1. At a given pressure and temperature, the phase with the highest chemical potential will be the…

A: Note: As per company policy we are supposed to attempt first three parts only in case of true /…

Q: 3. The following redox reaction was attempted at 25.0°C. 2H₂O(1) + 4Fe³+ (aq) → O₂(g) + 4H*(aq) +…

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Q: At 37 °C the concentration of Fe3+ inside a cell is 0.066 M and outside is 0.018 M. The cell…

A: Nernst equation is used to determine the potential difference of ion(Eion) is…

Q: If the cell constant for conduction is 0.2 cm1 and the molar conductivity of H* and Cl is 350…

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Q: The cell potential E for the cell Pt(s) | H2(g, =1.00) | H(aq, =1.00) | NaCl(aq, 0.300 m) | AgCl(s)…

A: The objective of the question is to determine the mean activity coefficient Y+ for the given cell at…