Jrorockets8140 Jrorockets8140
  • 26-04-2018
  • Chemistry
contestada

How do I find the K of O2(g)+2H2O(l)+2Cu(s)→4OH−(aq)+2Cu2+(aq)

Respuesta :

JABARBS JABARBS
  • 01-06-2018
O₂(g) + 2H₂O(l) + 2CU(s) → 4OH⁻(aq) +2CU⁴(aq)
Anode: 2CU(s) →2CU²⁺(aq) + 4C⁻ 
E⁰ = 0.34V
Cathode: O₂(g) + 2H₂O(l) + 4e⁻ → 40⁴⁻(aq)
E⁰ = 0.40
E⁰ cell = E⁰ cathode - E⁰ anode = 0.40 -(.34V) = 0.06V
∴ 0.06 = 0.059L/4 log K
n = 4e⁻
K = 10⁴ 
= 1.0 × 10₄
Answer Link

Otras preguntas

What is the opposite of -17
what is the equation of: The product of nine and four less than a number is twenty-seven? A. 9(n-4)=27 B. 9n-4=27
What is the greatest whole number that rounds to the number 227,300?
All of the following allowed farming to be successful in Mesopotamian civilizations EXCEPT: a. irrigation c. canals building b. division of labor d. horse drawn
Subtract. 0.63 – (–9.85) A. –10.48 B. –9.22 C. 9.22 D. 10.48
Which text is valuable for gaining context about a historical event but is unreliable as "evidence"?
What is the primary tool a writer uses in establishing the voice of a written work? A. word choice B. structure C. transitions D. supporting details
The following question refers to “To Da-duh, in Memoriam”: To best describe the narrator’s first impression of Da-duh, you might say that Da-duh is a large woma
true or false you have no control over who views your social network information
What is three fourths minus five tenths