A quantity of air was passed through a weighed amount of alkaline pyrogallol. An increase...
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?
- A. nitrogen
- B. neon
- C. argon
- D. oxygen
Correct Answer: D. oxygen
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