Question

Calculate the time needed for a constant current of 0,8510 to deposit 0,250g of cobalt 2 as elemental cobalt on the surface of a cathode 

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

Electrochemistry

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: In the commercial production of sodium metal by electrolysis, the cell operates at 7.0 V and a curre...

A: Given: Potential=7.0V current=25×103A Time=1h=3600s To find: The mass of metallic sodium produced in...

Q: provide a reason for the increase in the condutance with increase in temperature for electrolytes

A: Click to see the answer

Q: The freezing point of ethanol (C2H5OH) is -114.6⁰C. What is the freezing point of the solution prepa...

A: Click to see the answer

Q: (8) Specific rate constant is the rate of reaction when initial concentration is equal to (a) 0 (b) ...

A: Consider a general reaction  R -----> P Rate law expression for this reaction is  Rate = k [ R ]n...

Q: what does chemical weathering not use?

A: Chemical weathering  is caused by rain water reacting with the mineral grains  in rocks to form new ...

Q: A weather balloon is inflated to a volume of 28.5 L at a pressureof 748 mmHg and a temperature of 28...

A: Given, Initial pressure (P1) = 748 mm Hg Initial volume (V1) = 28. 5 L Initial temperature (T1) = 28...

Q: Nernst Equation:  E = E° – (RT/nF) ln Q DGo = -nFEo = -RTlnK Using Cell Notation and in not more th...

A: To make battery , Zinc and Copper metal is required as electrodes and for acidic electrolyte we can ...

Q: Give the expected major product for each reaction, including stereochemistry where applicable.(a) bu...

A:  

Q: PROBLEM 7. Molecular structures for benzene and the chair conformation of cyclohexane will be drawn ...

A: Click to see the answer