Copper can be electroplated at the cathode of an electrolysis cell by the half-reaction: Cu2+(aq)+2e−→Cu(s) How...

Question

Question

Copper can be electroplated at the cathode of an electrolysis cell by the half-reaction:

Cu2+(aq)+2e−→Cu(s)

How much time would it take for 348 mgmg of copper to be plated at a current of 6.3 AA?

science chemistry

Answer 1

Answer #1

Cu2+ + 2e → Cu Charge carried by one mole electrons =96500 C Charge carried by 2 mole electrons=2x96500 C Atomic mass of Cu=3

Answer 2

Similar Homework Help Questions

Copper can be electroplated at the cathode of an electrolysis cell by the half-reaction. Cu2+(aq)+2e−→Cu(s) How...

Copper can be electroplated at the cathode of an electrolysis cell by the half-reaction. Cu2+(aq)+2e−→Cu(s) How much time would it take for 329 mg of copper to be plated at a current of 7.1 A ? Express your answer using two significant figures.
Copper can be electroplated at the cathode of an electrolysis cell by the half reaction. How...

Copper can be electroplated at the cathode of an electrolysis cell by the half reaction. How much time (in min) would it take for 313mg of copper to be plated at a current of 5.6A (1A=1C/s)? Cu^2+(aq) + 2e ---->Cu(s)
Not sure how to do this problem. Any help would be greatly appriciated. Copper can be...

Not sure how to do this problem. Any help would be greatly appriciated. Copper can be electroplated at the cathode of an electrolytic cell by the half-reaction: Cu^2+ (aq) + 2 e^- rightarrow Cu(s) How much time would it take for 325 mg of copper to be plated at a current of 5.6 A?

calculate the cell potential of this reaction. Cu|Cu2+ (0.0100M)||Cu2+ (0.1M)|Cu . The half-cell reaction is Cu2+(aq)...

calculate the cell potential of this reaction. Cu|Cu2+ (0.0100M)||Cu2+ (0.1M)|Cu . The half-cell reaction is Cu2+(aq) + 2e- --> Cu(s) with standard potential Eo is 0.3419V
ch.19 answer each of them please Part A What mass of lead sulfate is formed in...

ch.19 answer each of them please Part A What mass of lead sulfate is formed in a lead-acid storage battery when 1.12 g of Pb undergoes oxidation? IVO AQ ? Submit Request Answer Part A What mass of aluminum metal can be produced per hour in the electrolysis of a molten aluminum salt by a current of 29 A? Express your answer using two significant figures. VO AXO ? mo 8 Submit Request Answer Copper can be electroplated at the...
Question 12 0.5 pts Silver can be electroplated at the cathode of an electrolys is cell by the half- reaction. Ag*(aq)...

Question 12 0.5 pts Silver can be electroplated at the cathode of an electrolys is cell by the half- reaction. Ag*(aq) eAg(s) What mass of silver would plate onto the cathode if a current of 6.8A flowed through the cell for 72 min? Mass Ag(s) 4.11 grams Mass Ag(s) 6.81 grams Mass Ag(s) 16.42 grams Mass Ag(s) 32.84 grams Mass Ag(s) 65.68 grams Mass Ag(s) 72.00 grams

A galvanic cell consists of a Cu(s)|Cu2+(aq) half cell and a Zn(s)|Zn2+(aq) half-cell connected by a...

A galvanic cell consists of a Cu(s)|Cu2+(aq) half cell and a Zn(s)|Zn2+(aq) half-cell connected by a salt bridge. Oxidation occurs in the zinc half-cell. The cell can be represented in standard notation as Cu(s)|Cu2+(aq)|Zn(s)|Zn2+(aq) Zn(s)|Zn2+(aq)||Cu(s)|Cu2+(aq) Cu2+(aq)|Cu(s)||Zn(s)|Zn2+(aq) Zn(s)|Zn2+(aq)||Cu2+(aq)|Cu(s) Zn2+(aq)|Zn(s)||Cu(s)|Cu2+(aq) A,B,C,D?
Chapter 19 Homework tem 19 Review I Constants Silver can be electroplated at the cathode of...

Chapter 19 Homework tem 19 Review I Constants Silver can be electroplated at the cathode of an electrolysis cel by the half-reaction. Ag (aq) + e + Ag(s) You may want to reference (Pages 920-925) Section 19.8 while completing this problem. Silver can be electroplated at the cathode of an electrolysis cell according to the following half-reaction: Ag+ (aq) + e + Ag(s) What made of silver plates onto the cathode when a current of 8.2 A flows through the...
The half reaction for a cell is given below. Cu2+ + 2e à Cu(s)...

The half reaction for a cell is given below. Cu2+ + 2e à Cu(s) Calculate the equilibrium constant for the net reaction. If there were a junction potential of +2mV (increasing E from 0.339 to 0.341 V), by what percentage would the calculate equilibrium constant increase?

9) A sol'n in an electrolytic cell contains the ions Cu2+, Fe2+ & Zn2+. If the voltage (initially...

9) A sol'n in an electrolytic cell contains the ions Cu2+, Fe2+ & Zn2+. If the voltage (initially very low) is turned up, in which order will the metals be plated out onto the cathode? Cu2+(aq)2e-Cu(s); E0.34V Fe"(aq) + 2e-→ Fe(s);E"--0.44V Zn2+(aq) + 2e-→ Zn(s): E。--0.76V 10) How long will it take to produce a sol'n of pH 2.00 by electrolysis of 500 mL of 0.100 M AgN03(aq) at 0.240 Amperes? Anode: 2H2O(l) → 4H-(aq) + O2(g) + 4e-, E°...