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What is the decrease in volume of air when pyrogallol is shaken with 30.00cm\(^3\) of...

Chemistry
JAMB 2001

What is the decrease in volume of air when pyrogallol is shaken with 30.00cm\(^3\) of air ?

  • A. 15.00cm3
  • B. 6.30cm3
  • C. 0.63cm3
  • D. 0.06cm3
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Correct Answer: Option B
Explanation

% Volume of O\)_2\) in air = 21%
∴(\(\frac{21}{100}\times30\)) = 6.30 cm\(^3\)

There is an explanation video available below.

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