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Explain why powdered magnesium reacts faster with 30cm3 of 2M Hydrochloric acid

than equal mass of Magnesium ribbon with 30cm3 of 2M hydrochlorric acid

User Tony Million
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1 Answer

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Answer:

powder has more surface area than a ribbon since each grain also has its own "spherical" surface area compared to a magnesium ribbon where you can only see the top and bottom of the grains as a collective

User Smamran
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