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 .

Silver crystallisaes in fcc lattice. If the edge length of th cell is 4xx10^(-8) cm and density is 11.2 g "cm"^(-3) , calculate the atomic mass of silver.

A layer of chromium metal 0.25 mm thick is to be plated on an auto bumper with a total area of 032 m^2 from a solution cantaining CrO_4^(2-) ? What current flow is required for this electroplating if the bumper is to be plated in 60s ? The density of chromium metal is 7.20g/ cm^3

Silver metal crystallise with a face centred cubic .lattice. The length of unit cell is found to be 4.077 xx 10^(-8) cm . Calculate the atomic radius and density of silver (Atomic mass of Ag= 108 u, NA= 6.02 x 10^(23) mol^(-1) .

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?

What torque acts ona 40 turn coil of 100 cm^2 area carrying a current of 10 ampere held with its axis at right angle to magnetic field of flux density 0.2 tesla and plane of the coil parallel to the field?

A current of 4 amp was passed for 1.5 hours through a solution of copper sulphate when 3.2 g of copper was deposited. Calculate the current efficiency.

What is the drift velocity of electrons in a silver wire of length 1 m, area of cross-section 3.14 xx 10^-6m^2 and carrying a current of 10 A. Given, charge on electron = 1.6 xx 10^-19C , Avogadro number = 6.02 xx 10^23 atomic weight of silver = 108 and density of silver = 10.5 xx 10^3 kg m^-3 .

A 0.5m long metal rod PQ completes the circuit as shown in the figure. The area of the circuit is perpendicular to the magnetic field of flux density 0.15 T. If the resistance of the total circuit is 3Omega calculate the force needed to move the rod in the direction as indicated with a constant speed of 2 ms^(-1)

Silver (atomic weight=108gmol^-1) has a density of 10.5 gcm^-3 . The number of silver atoms on a surface of area 10^-12 m^2 can be expressed in scientific notation as yxx10^x . The value of x is