Change: Faraday's Law of Electrolysis

S containsmn, n = 1, 2, 3, 4, 5.
S = Earth; m1 = container; m2 = Molten Sodium Chloride; m3 = positive electrode; m4 = negative electrode; m5 = direct power source.

Electrolysis

Figure 14.28 shows a container containing molten NaCl into which a cathode and an anode are immersed. The electrodes are connected to a direct current source.

How many grams of Chlorine could a chemist produced from molten NaCl if she uses a current of 1 ampere for 5 minutes?

Change: Electrolysis Continued.

S containsmn, n = 1, 2, 3, 4, 5.
S = Earth; m1 = container; m2 = Sodium Chloride solution; m3 = positive electrode; m4 = negative electrode; m5 = direct power source.

Electrolysis

Figure 14.35 shows a container containing 2kg of a 20% NaCl solution into which a cathode and an anode are immersed. The electrodes are connected to a direct current source.

Determine:
(a) the theoretical quantity of chlorine formed by the electrolysis of the sodium chloride solution
(b) the weight of the other products formed by the electrolysis.

Change: Electrolysis

S containsmn, n = 1, 2, 3, 4, 5.
S = Earth; m1 = container; m2 = Molten Sodium Chloride; m3 = positive electrode; m4 = negative electrode; m5 = direct power source.

Electrolysis

Figure 14.28 shows a container containing molten NaCl into which a cathode and an anode are immersed. The electrodes are connected to a direct current source.

Determine:
(a) the substances formed at the anode and cathode respectively
(b) the half-reactions that produced the substances
(c) the over-all reaction and state its general definition

Motion: Electrolytic Conduction.

S containsmn, n = 1, 2, 3, 4, 5.
S = Earth; m1 = U-tube; m2 = Cupper Permanganate solution,
Cu(MnO4)2; m3 = Nitric Acid (HNO3) solution, m4 = positive electrode; m5 = negative electrode.

Electrolytic Conduction

Explain the presence of Cu2+ ions and (MnO4)- ions in the U-tube of figure 14.25. Given the following:
(1) The U-tube was initially half filled with a deep purple solution of Cupper Permanganate solution, Cu(MnO4)2 in water with a colorless aqueous solution of Nitric Acid (HNO3) floating on top of the Cu(MnO4)2 solution in each arm of the U-tube.
(2) An eletric field is established for a period of time across the solution by two electrodes.

Motion: Even and Odd Periodic Signals

S contains mn, n = 1,2.
S = Earth; m1 = periodic signal source (red); m2 = periodic signal source (blue).

Even Odd Functions

Figure 7.13 shows two periodic signals (blue and red). Determine which of the signals is an even function and which is an odd function.

Motion: Periodic Signal With Half-Wave Symmetry.

S contains mn, n = 1.
S = Earth; m1 = periodic signal source.

Half-Wave Symmetry

Figure 7.5 is the graph, f(t) of the periodic signal from m1. Its period is T. Its amplitude is A.

Determine the value of f(T/2) of the periodic function f(t) if f(t) has half-wave symmetry.

Change: Sinusoidal Frequency Response Contd.

S contains mn, n = 1, 2, 3, 4, 5
S = Earth; m1 = voltage source, vi; m2 = Resistance, R1; m3 = Capacitor, C; m4 = Resistance, R2, m5 = Inductor, L.

Frequency Response

Figure 6.11 shows a circuit of the given elements. Determine the behavior of the frequency response of the voltage V0 at extremely high and low frequencies.

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