brittanyowusu7715 brittanyowusu7715
  • 02-03-2020
  • Physics
contestada

A voltaic cell with Mn/Mn2+ and Cd/Cd2+ half-cells has the following initial concentrations: [Mn2+]= 0.090 M; [Cd2+] = 0.060 M. (a) What is the initial E cell ?

Respuesta :

AFOKE88 AFOKE88
  • 03-03-2020

Answer:

Initial Ecell = 0.78V

Explanation:

From the question, we get;

(Cd)2+) + Mn ---> Cd + (Mn2+)

We will check half cell potentials from the table attached, we get ;

Mn = - 1.18V and Cd = - 0.4V

Ecell (standard) = E(reduction) - E(oxidation) = - 0.4 - (-1.18) = 0.78V

Ver imagen AFOKE88
Ver imagen AFOKE88
Answer Link

Otras preguntas

Terrence has 24 eggs to divide into equal groups. What are all the possible numbers of eggs that he could put in each group
How do you do this (the first one)? i've been sitting trying to do this for literally half an hour.
5th grade fiction domain
Which of the following represents an equation of a line with a slope of -4 and that passes through the point (-2, 3)? A. y - 3 = -4 (x+2) B. y + 3 = -4 (x-2)
What three numbers are greater then 0.716 and less than 0.9
what is the value of the red digit? 821,603,529
Which foods and exercises can help a person prevent osteoporosis?
What happens when aluminum fills its valence shell?
Juanita is making necklaces to give as presents. she plans to put 15 beads on each necklace. beads are sold in packages of 20. what is the least number of packa
what is the answer (3/5a6b9)2