Problem: If the following half-reactions are used in an electrolytic cell:             Li+(aq) + e − → Li(s)                E° = −3.04             Mg2+(aq) + 2 e − → Mg(s)       E° = −2.38 And 10 Amps are applied for 1 minute, determine which solid would form and how much would form in grams. A.  0.043 grams of Lithium B.  0.022 grams of Lithium C.  0.15 grams of Magnesium D.  0.076 grams of Magnesium E.  0.086 grams of Lithium  

FREE Expert Solution
88% (390 ratings)
Problem Details

If the following half-reactions are used in an electrolytic cell:

            Li+(aq) + e  → Li(s)                E° = −3.04

            Mg2+(aq) + 2 e  → Mg(s)       E° = −2.38

And 10 Amps are applied for 1 minute, determine which solid would form and how much would form in grams.

A.  0.043 grams of Lithium

B.  0.022 grams of Lithium

C.  0.15 grams of Magnesium

D.  0.076 grams of Magnesium

E.  0.086 grams of Lithium

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Faraday's Constant concept. You can view video lessons to learn Faraday's Constant. Or if you need more Faraday's Constant practice, you can also practice Faraday's Constant practice problems.

What is the difficulty of this problem?

Our tutors rated the difficulty ofIf the following half-reactions are used in an electrolytic ...as medium difficulty.

How long does this problem take to solve?

Our expert Chemistry tutor, Ellen took 4 minutes and 51 seconds to solve this problem. You can follow their steps in the video explanation above.