Compute the number of minutes needed to deposit chromium

Reference no: EM13526908

A layer of chromium is electroplated on an automobile bumper by passing a constant current of 200.0A through a cell that contains Cr3+(aq). calculate the number of minutes needed to deposit 125g of chromium.

Reference no: EM13526908

Questions Cloud

Determine the initial speed given to the rock : A soccer player kicks a rock horizontally off a 40.9 m high cliff into a pool of water. what was the initial speed given to the rock

Define the molar heat capacity for liquid : he heat of vaporization of liquid water is 40.67 kJ/mol , and the molar heat capacity is 75.3 J/(K*mol) for the liquid and 33.6 J/(K*mol) for the vapor.

Find what would be the time of flight : During volcanic eruptions, chunks of solid rock can be blasted out of the volcano; these projectiles are called volcanic bombs. What would be the time of flight

Explain derive an expression for the electric field : A molecule of water vapor causes an electricfield in the surrounding space as if it were an electricdipole. Derive an expression for the electric field due to an electric dipole at a point P at a distance z from thecenter of the dipole

Compute the number of minutes needed to deposit chromium : A layer of chromium is electroplated on an automobile bumper by passing a constant current of 200.0A through a cell that contains Cr3+(aq). Calculate the number of minutes needed to deposit 125g of chromium.

Find what power must be delivered to the solenoid : A solenoid 10.0 cm in diameter and 69.9 cm long is made from copper wire of diameter 0.100 cm, with very thin insulation. What power must be delivered to the solenoid

State the osmotic pressure in atm of a non-volatile solution : Determine the osmotic pressure in atm of a non-volatile solution with a concentration of 0.710 M at a temperature of 34.2 ºC

Define a solution was made by dissolving non-volatile solute : A solution was made by dissolving 5.38 g of a non-volatile solute in 137.7 g of acetone. The solution boiled 1.77 ºC above the boiling point of acetone. Determine the molar mass in g/mol of the solute. Kb = 1.71 ºC/molal.

Calculate the surface charge density on each plate : A parallel-plate air capacitor has a capacitance of 400pF and a charge of magnitude 0.150\muC on each plate. What is the surface charge density on each plate

User Account

All Pages