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An EMF of 4.5 V produces 1 kg of sodium metal by the electrolysis of Na+. Calculate the minimum number of kilowatt-hours of electricity needed to produce the sodium metal.

An EMF of 4.5 V produces 1 kg of sodium metal by the electrolysis of Na+. Calculate the minimum number of kilowatt-hours of electricity needed to produce the sodium metal.

Grade:

1 Answers

Nitin Mukesh Mishra
18 Points
10 years ago

using faraday 1st law electrolysis 

w=zit

it=w/z

it=1/23/96500.............take as 1

power=vi

for converting in kwh

power required=vit

from 1

it is 5.24x10power-3

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