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

why was Bob able to hear Grant Mary when Grandpa Carl could not​
draw x and y axis . mark (-2,-3) (0,5) (2,-4) (3,2)
The primary cause of a pearl forming is __________. A. A larva that is not released after fertilization of the egg B. Pollutants present in the water C. The pre
Scarlett Squirrel teaches a hula dancing class to young squirrels. 14 squirrels showed up to class on Monday, 10 squirrels on Tuesday, 8 squirrels on Wednesd
Attitude is a way of thinking or feeling about someone or something, typically not reflecte Attitude is a way of thinking or feeling about someone or something,
pls help ur girl out with math
Do anyone know the answer to this if so can you plz help
can someone help !! please urgenttttt
What factors led people to migrate long distances during the Industrial Revolution?
3. What were the only elements around prior to Earth?