Waec Model Questions Vol1 2024 Chemistry Question 22
Practice objective / multiple choice question 22 from the 2024 Waec Model Questions Vol1 Chemistry examination.
A flat iron sheet of area 0.5 m² and density 7.87 g cm⁻³ is exposed to a corrosive atmosphere. After 30 days the sheet has lost 12.0 g of iron. Assuming the corrosion proceeds by the reaction Fe → Fe²⁺ + 2e⁻, calculate the average corrosion rate in micrometres per year (µm yr⁻¹). Give your answer to the nearest whole number.
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About This Question
This is Waec Model Questions Vol1 2024 Chemistry Question 22. It is one of the objective questions from the 2024 Waec Model Questions Vol1 Chemistry examination.
Difficulty level: Hard .
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