Silver is electrodeposited on a metallic of vessel of total surface area `900cm^2` by passing a current of 0.5 amp for two hours. Calculate the thicknessof silver deposited.

Silver is electrodeposited on a metallic vessel of total surface area 800cm^2 by passing a current of 0.2 ampere for 3 hours. Calculate the thickness of silver deposited given density is 10.47g/cc. (At. Wt. of Ag=107.92).

How many grams of silver could be plated out on a serving tray by elelctolysis of a solution containing silver in +1 oxidation state for a period of 8.0 hours at a current of 8.46 amperes? What is the area of the tray if the thickness of the silver plating is 0.0025 cm? density of silver is 10.5 g/cm^3 .

Three electrolytic cells A,B and C containing electrolyses of zinc sulphate, silver nitrate and copper sulphate respectively were connected in series. A steady current of 1.50 amp was passed through them until 1.45g of silver were deposited at the cathode of cell B. HOw long did the current flow?

Two electrolytic cells containing silver nitrate solution and dilute sulphuric acid solution were connected in series. A steady current of 2.5 amp was passed through them till 1.078 g of silver was deposited? [Ag=107.8g mol^-1, 1f=96500C] What was the weight of oxygen gas liberated?

Three conductivity cells A, B and C containing solutions of zinc sulphate, silver nitrate and copper sulphate respectively are connected in series. A steady current of 1.5 amperes is passed through them until 1.45 g of silver is deposited at the cathode of cell B. How long did the current flow ? What mass of copper and what mass of zinc got deposited in their respective cells ? (Atomic mass : Zn = 65.4 u, Ag = 108 u, Cu = 63.5 u)

The total surface area of a cylinder is 40pi cm^2 . If its height is 5.5 cm then its base radius is :

when molten salt was elctrolysed for 5 min with9.65 A current , 0.18g of the metal was deposited. Calculate the Eq. mass of metal.

Fig. TBQ 8.1 shows a capacitor made of two circular plates each of radius 12 cm, and separated by 5.0 cm. The capacitor is being charged by an external source (not shown in the figure). The charging current is constant and equal to 0.15 A. Calculate the capacitance and rate of change of potential difference between the plates.

Light of intensity 10^-5 Wm^-2 falls on a sodium photocell of surface area 2 cm^2 . Assuming that the top 5 layers of sodium absorb the incident energy, estimate the time required for photoelectric emission on the wave picture of radiation. The work function for the metal is given to be about 2 eV. what is the implication of your answer?

The resistance of a 0.5 M solution of an electrolyte enclosed between two platinum electrodes 1.5 cm apart and having an area of 2*0cm^(3) was found to be 30 ohm. Calculate the molar conductivity of the electrolyte.