dellison8181 dellison8181

13-08-2020
Chemistry

contestada

How many seconds (s) are needed to deposit 7.25 g of copper metal from an aqueous solution of CuCl2, using a current of 3.1 Amps.

Respuesta :

durugonnenna durugonnenna

13-08-2020

Answer:

7,052.6secs

Explanation:

n of Cu = +2

R.A.M of Cu = 64g

m = 7.25g

I = 3.1A

F = 96500

nF = R.A.M

It = m

2*96500 = 64

3.1*t = 7.25

1,399,250 = 198.4t

t = 7,052.6secs

Answer Link

Otras preguntas

how do you think the number of electrons affects an element’s reactivity?

Find the reciprocal of the following: a.) 2/18 b.)7/8 c.) 30/36

In a gas-liquid solution, which of these naturally takes a liquid state? (A) the solute and the solution (B) only the solute (C) only the solvent (D) the solut

--2, -12, 4, 24, -8, -48, 16, n what's n?

HELPPP MEEEEEEEEEE!!!

the diverse population of nepal is a valuable resource of the country. How?

30 points!! i will also choose brainliest for the first person to answer!!! please hurry! The speaker declares that he or she loves the addressee with “passion”

PLEASE ANSWER THIS ASAP !!!!

A 135 g sample of a metal requires 2.50 kJ to change its temperature from 19.5°C to 95.5°C to 100.0°C?

mass divided by volume