Example 3 A sample of zinc anode corrodes uniformly with a current density of 4.27 x 107 A/cm² aqueous solution. What is the corrosion rate of zinc in mdd? in an Ans.: 1.25 mdd Penetration unit time can be obtained by dividing equation (8) by density of the alloy. The following equation can be used conveniently: Mi Corrosion rate, r = C · пр 9. where

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Chapter1: Chemical Foundations
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Example 3
A sample of zinc anode corrodes uniformly with a current density of 4.27 x 10" A/cm?
aqueous solution. What is the corrosion rate of zinc in mdd?
in an
Ans.: 1.25 mdd
Penetration unit time can be obtained by dividing equation (8) by density of the alloy. The
following equation can be used conveniently:
Mi
Corrosion rate, r = C ·
пр
9.
where
Transcribed Image Text:Example 3 A sample of zinc anode corrodes uniformly with a current density of 4.27 x 10" A/cm? aqueous solution. What is the corrosion rate of zinc in mdd? in an Ans.: 1.25 mdd Penetration unit time can be obtained by dividing equation (8) by density of the alloy. The following equation can be used conveniently: Mi Corrosion rate, r = C · пр 9. where
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