Question

How long (in hours) must a current of 1.19 amps be passed to produce 86 g of copper metal from a solution of aqueous copper(II)chloride

Answer #1

How long (hrs) must a current of
2.5 amps flow to produce 10 g of Cu from a 0.1500 M solution of
CuCl2?
PLEASE SHOW WORK AND EXPLAIN

A current of 3.56 A is passed through a Cu(NO3)2 solution. How
long (in hours) would this current have to be applied to plate out
8.60 g of copper?
Can someone list out the steps to solving this problem, would
help a lot.

A current of 5.94A is passed through a
Cu(NO3)2 solution. How long (in hours)would
this current have to be applied to plate out 6.30g of
copper?

A current of 3.01 A is passed through a Sn(NO3)2 solution. How
long (in hours) would this current have to be applied to plate out
9.00 g of tin?

A current of 4.24 A is passed through a Cr(NO3)2 solution. How
long (in hours) would this current have to be applied to plate out
5.20 g of chromium?

A current of 5.02 A is passed through a Sn(NO3)2 solution. How
long (in hours) would this current have to be applied to plate out
6.30 g of tin?

How many moles of electrons are required to produce 57.1 g of
lead metal from a solution of aqueous lead(IV)nitrate

A current of 3.53 A is passed through a Ni(NO3)2 solution for
1.70 hours. How much nickel is plated out of the solution?

A current of 4.69 A is passed through a Sn(NO3)2 solution for
1.20 hours. How much tin is plated out of the solution?

Lady Gaga wants to create chromium-plated bling to wear for her
next concert. How many amps of current are required to plate out
2.0 g of solid chromium in one hour from an aqueous CrCl3 solution
at 25°C?
A. 3.09 amps
B. 1.03 amps
C. 3711 amps
D. 186 amps
E. 61.8 amps
The answer is A, please show work

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