me7glbretapooh me7glbretapooh

23-11-2016
Chemistry

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help! why does nitric acid stain the skin yellow?

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Greenleafable Greenleafable

28-11-2016

Due to its reaction with keratin which can be found in human skin, concentrated nitric acid stains it yellow. Keratin shields your skin from damage or stress, and can change color when found in reaction with this acid.

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