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(a) Calculate the standard potential for the reaction
(b) Give a schematic representation of a cell with a Silver indicator electrode and an SCE as reference that could be used for determining AsO43.
(c) Derive an equation that relates the measured potential of the cell in (b) to pAsO4 (assume that the junction potential is zero).
(d) Calculate the pAsO4 of a solution that is saturated with Ag3AsO4 and contained in the cell described in (b) if the resulting potential is 0.247 V.
When gasoline is burned in the cylinder of an engine, it creates a high pressure that pushes on the piston. If pressure is 100 pound-force per square in, and it moves the 4 inch diamater piston a distance of 4cm in 0.1 second, how much horce power..
A piston-cylinder device contains 12 kg of saturated R-134a vapor at 3.2 bar. An electric source supplies 8 A current to a resistor within the cylinder for 4 minutes and there is heat transfer of 400 kJ to the system. During these energy interactions..
Write an expression for the signal, Sc, in terms of R, the coating blackbody emissive power, the blackbody emissive power of the surroundings, the coating emissivity, and the appropriate band emission fractions
a fluid viscosity10-2 nsm2 density 800 kgm3 flows with a mean velocity of 4 cms in a 10 cm smooth pipe.a. what is the
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the room temperature yield strength of ni is 100mpa 15000 psi and furthermore sy diminishes about 5mpa for every 50
A motor has a disk mounted on its shaft. The disk has a diameter of 1 foot and weighs 60 pounds. Starting from rest, the motor rotates at 350 rpm after 5 seconds. If the motor has a 92% efficiency, determine the input power in watts.
A closed gas turbine unit uses neon as the working fluid. There are two stages of compression with inter cooling from 480kPa and 290K to a maximum pressure of 2.75MPa with an intermediate pressure of 1149kPa. The regenerator has an effectiveness of 6..
The reference voltage for a fuel cell at 80°C is Ev= 1.18 V. Assume any losses to be negligible and that the voltage at which it operates is the open circuit voltage; in reality, the voltage would be lower due to the current flow. What is the outp..
how to solve the following1 for integrated circuits al lines are commonly placed on si to act as electrical conductors
evaluate and compare the lower heating values per unit mass of stoichiometric mixture and per unit volume of
How long will it take for the surface of the rod to reach 175°C, the temperature above which the special coating will cure? Generate a plot of the time to reach 175°C as a function of air velocity for 5 V 50 m/s.
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