Distinguish between types of electroanalytical methods with references to Potentiometry, Coulometry and Voltammetry.

Q: A +12 nC charge is located at the origin. Part A What is the electric field at the position (x1, Yı)…

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Q: 9 and 10. Thanks.

A: 9.The equation for dot product

Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…

A: We need to say what the direction of friction will be on the coin on turntable.

Q: Two objects having different masses are subjected to Identical forces act for the same length of…

A: It is given that two objects having same masses are subjected to identical forces for same length of…

Q: 1. You want to travel into the future. If your space ship can go at a speed of 2.00 x 10² m/s, how…

A: How long would you have to be gone to return to an Earth five years into the future. Given, speed of…

Q: 01a. A 72 N force is applied to a 11 kg box on rough level ground. The coefficient of friction…

A: A free-body diagram for a body under the influence of external forces is the situation where this…

Q: If a spring has a frequency of 21 Hz and an amplitude of 1.9 m, then find the MAXIMUM velocity. Give…

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Q: -ncave lens has a focal length of -3 cm. y from the lens. Find the magnification tive answer and an…

A: Focal length of  concave lens                                                   f  = - 3 cm height…

Q: 9) How many electrons are moving through a current of 2A for 2 s? a) 3.2 x 10-19 b) 6.28 x 10 18 c)…

A: Given:          Current, I=2 A            Time, t=2 s Find: The number of electrons, n=?

Q: Problem 10. A tube, open at only one end, is cut into two shorter (nonequal) lengths. The piece that…

A: For a open orgon pipe antinodes are produced at both end. For a closed orgon pipe antinode produced…

Q: 4. Two charged metal spheres, separated by 20 cm, resulting force when the charge on each sphere is…

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Q: A force of magnitude P = 169 N is applied to the stationary machine handle as shown. Write the force…

A: Given:-  A force of magnitude of P = 169 N was applied to the machine handle. Find:-  Write the…

Q: Two infinite sheets of current flow parallel to the y-z plane as shown. The sheets are equally…

A: Given:Current through sheet at left, I1 = 2.9 (-k^) A in each wire Current through sheet at right,…

Q: 3. If V = 12 V in the circuit below R = 100 N R2= 200 N %3| R3 = 100 N R5= 300 N R4 = 150 N R, = 100…

A: Solution: Given that V = 12 V and the values of other resistors

Q: A 3,2 km B 120 m #

A: The distance between the man and the drone in the image is 3.2 kilometers. Text label "A" in the…

Q: Problem 9. What length should an oboe have to produce a fundamental frequency of 110 Hz on a day…

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Q: Using the letters, match each prefix with the multiplier it represents. V V V V x 10-6 x 106 x 10-3…

A: The given prefix are associated with multiplier as per their definition.

Q: Draw the vector

A: vectors(2d) can be represented in sheets or plane by drawing with proper magnitude and direction.

Q: A solid disk of mass equal to 7.0 kg and radius of 30 cm changes its rotations gradually from 45 rpm…

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Q: 6&7 please

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Q: 5) Let's use this expression to solve a problem. Star X and Star Y are intrinsically identical…

A: Given, star X is located 20 light-years from earth star Y is located 40 light-years  from earth…

Q: According to Dynamical Systems Theory, the preferred, comfortable behavioral state of movement is…

A: This theory is applicable to the study of human movements. The strength of the theory is in the…

Q: I need help with 14.

A: The mean density of moon is,

Q: 3. We will repeat the previous problem using energy arguments. Comment: Mechanical energy is…

A: The given yo-yo is made up of two solid disks, each of mass M, so the total mass of the yo-yo is 2M.…

Q: 17-102. The 25-lb slender rod has a length of 6 ft. Using a collar of negligible mass, its end A is…

A: An object's angular velocity changes per unit of time as a result of rotational acceleration, also…

Q: The distance between an object and its image formed by a concave mirror is d = %3D 21 cm. The…

A: Given data: The distance between image and object is d=21cm and The lateral magnification is M=-0.5.…

Q: 7,8,9

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