A quantity of air was passed through a weighed amount of alkaline pyrogallol. An increase…

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Chemistry JAMB 1991

A quantity of air was passed through a weighed amount of alkaline pyrogallol. An increase in the weight of the pyrogallol would result from the absorption of?

  • nitrogen
  • neon
  • argon
  • oxygen checkmark

The correct answer is: D

Explanation

Alkaline pyrogallol absorbs 92
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