brawokondi
brawokondi brawokondi
  • 14-02-2020
  • Chemistry
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On what chemical reaction does disappearing ink rely on?

Respuesta :

hamzaafzal012
hamzaafzal012 hamzaafzal012
  • 14-02-2020

Answer:

Disappearing inks typically rely on the chemical reaction between thymolphthalein and a basic substance such as sodium hydroxide. Thymolphthalein, which is normally colorless, turns blue in solution with the base

Explanation:

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