Example 3: A galvanic cell in (25 C°) temp. it is formed from Zinc electrode in 0.10 mole ZnSO4) solution, the other electrode is of Nickel in (0.05 mole NISO4) solution .The two electrodes are separated with porous wall and connected with external wire. What is the value of the cell potential, when the circle is connected

Q: In a microelectronics fabrication operation, boron (a p-type dopant) is to be doped into a silicon.…

A: Given : Concentration of  boron in the silicon, Fick's Law,

Q: Problem 5 Hydrogen at a pressure of 2 atm flows within a stainless-steel tube of inside diameter 40…

A: The pressure of hydrogen gas inside the tube, PA1 = 2 atmThe partial pressure of hydrogen gas at the…

Q: 4) We solved the problem of heat conduction with a viscous heat source during the lecture with the…

A: Heat conduction with a viscous heat source

Q: Briefly explain the concept of steady state as it applies to diffusion

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Q: 5) What is the difference between natural convection and forced convection? 6) What is the reason of…

A: (5) Natural convection, also known as free convection, is a mass and heat transfer process in which…

Q: Question 4: Derive an equation for flux of component A diffusing at steady state through a conduit…

A:

Q: A thick wall made of natural rubber is exposed to pure oxygen gas on one side of its surface. Both…

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Q: 2.A device used to measure the surface temperature of an object to within a spatial resolution of…

A: Fourier low  According this low the heat transfer is directly proportional to surface area and…

Q: Viscosity varies with temperature according to which of the graphs below?

A: How does viscosity vary with temperature?

Q: A cylindrical liquid nitrogen tank of 25 cm inside diameter, 2.5 cm thickness and l m height having…

A:

Q: Given: Fin width: 90 mm Fin length: 45 mm Fin thickness: 5 mm Thermal conductivity of fin material:…

A: The heat transfer through a rectangular fin is given as follows: qfin = hPkA(To-T∞)×tanh (mL)…

Q: On the same graph paper show how the heat flow during a DSC analysis and the elastic modulus of a…

A: DSC analysis is differential scanning calorimetry analysis. It is used to measure the effect of heat…

Q: Distillation uses thermal energy as a separating agent. O True False QUESTION 4 For a medium moving…

A: Separating agent: Is the addition of heat to facilitate the separation of two chemical species.…

Q: An experiment to measure the thermal conductivity of food formulations was carried out by measuring…

A:

Q: In all cases, the thermal conductivity increases as the mean free path of the energy carriers is…

A: Mean free path is defined as the average distance an object move between collision. Thermal…

Q: 17. In the standard notation for a voltaic cell, the double vertical line represents? A. a phase…

A:

Q: Explain how does thermal conductivity of solid,liquid depend upon the temperatures .

A:

Q: A porous hollow fiber is placed in the center of a large cylindrical glass tube filled with water.…

A: Given data: Dimension of fiber are, Diameter = 400 microns Length = 20 cm Volumetric flow rate = 1…

Q: Given: Fin length: 45 mm Fin width: 90 mm Fin thickness: 5 mm Thermal conductivity of fin material:…

A: Given: Fin length: 45 mm Fin width: 90 mm Fin thickness: 5 mm Thermal conductivity of fin material:…

Q: A piece of hollow fiber membrane shows a flux value of 5.70 cm³/cm².s based on the outside area of…

A: Given: Flux value based on outside diameter is 5.70 cm3/cm2 s Flux value based on inside diameter is…

Q: In the film adjacent to the wall where a liquid is flowing is where most of the resistance to mass…

A: Considering the film adjacent to the wall, where the liquid film is flowing. Assuming simultaneous…

Q: The thermal conductivity is directly proportional to the density of the gas. O No O yes

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Q: For mass transfer across a phase interface, what is the difference between the film, penetration,…

A: The difference between the film, penetration and surface renewal theories with respect to the…

Q: 1. Baffles in the shell side of a shell and tube heat exchange a.Forcethe liquid to flow parallel…

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Q: Find the rate of heat leakage for a spherical tank 2 m inside diameter and 12 mm thick with thermal…

A: Refer to the figure shown below for the given information in the problem statement:

Q: As shown in the figure below, the left end of the cylindrical solid bar (radius: r, thermal…

A:

Q: is Soliton and Polaron? Explain in detail.

A: Answer-Resistance is the physical properties of a substance because of which it oppose the flow of…

Q: A linear hydrophilic polymer was added to a suspension of nano-size particles with 20 nm radius in…

A: The addition of a linear hydrophilic polymer to a suspension of nano-sized particles in water causes…

Q: An experiment to measure the thermal conductivity of food formulations was carried out by measuring…

A: Given: Temperature difference = ∆T = 40 oC            Heat transfer per unit area = Q/A = 4700 W/m2…

Q: 2) Consider two cubes of plastic and wood that are floating in water, each of side s. (see diagram).…

A: In fluid mechanics, buoyancy is defined as the force that causes objects to float. It is caused by…

Q: (iii) Derive an equation for heat conduction through a composite wall consisting of three layers…

A: The figure of a composite wall subjected to heat transfer is given below