grizkyso4psmart grizkyso4psmart
  • 14-03-2017
  • Physics
contestada

How many ml of (g measured at stp are produced at a platinum cathode in the electrolysis of s (aq by 4.35 a of electric current in 6.00 min?

Respuesta :

Hagrid
Hagrid Hagrid
  • 27-03-2017
We are given with
I = 4.35 A
t = 6 min or 360 s
Cathode - Platinum (MW = 195)
Assuming the gas produced is H2 (MW = 2)

The formula is
V = 22.414 x I x t/9500
V = 22.414 (4.35) (360) / 96500
V = 0.364 L or 364 mL
Answer Link

Otras preguntas

Solve for 4 NEED HELP ASAP
someone please help me
Explain the charge, the location and the size of protons, and electron.
help asap! what does sinø=
Why do plaintiffs sometimes reach settlements before a civil trial begins? A. To prevent a prosecutor from showing evidence against them B. To give the judge a
The following phrase is an example of which common poetic feature? by the big bowl of boiled beets A. simile B. metaphor C. personification D. alliteration
Calculate the maximum absolute uncertainty for R if: R = B - A A = 32 +/- 2 seconds B = 11 +/- 3 seconds 43 seconds 1 second 21 seconds 5 seconds 6 seconds
What is the median for the set of data? Ages Stem Leaves 6 0, 5, 8 7 0, 2, 3, 5, 7, 8, 9 8 0, 2, 3, 4, 5, 6, 8, 9 9 6, 6, 7, 8 6|0 = 60 years old 81 38 96 8
us Which of the following is a chemical property? A. Hardness B. Flammability C. Malleability D. Melting point Reset Selection
Part 1: Which compound does C represent? Part 2: Name a process that could release this compound into the air. Part 3: Explain how the elements that form it are