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A given quantity of a gas occupies a volume of 228 cm3 at a pressure...

Chemistry
JAMB 1991
A given quantity of a gas occupies a volume of 228 cm3 at a pressure of 750mm Hg. What will be its volume at atmospheric pressure?
  • A. 220 cm3
  • B. 225 cm3
  • C. 230 cm3
  • D. 235 cm3
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Correct Answer: Option B
Explanation
P1V1 = P2V2 ∴ 750 x 228 = 760 V2
V2 = (750 x 228 cm3) / (760) = 225 cm3
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