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Friday, 07 August 2026
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Chemistry Past Questions and Answers

Post Utme Chemistry Questions

Question 336:
Temperature used in Charles’ law calculations must be in:
  • A Atmospheres scale
  • B Kelvin scale
  • C Centimetres scale
  • D Fahrenheit scale
View Answer & Explanation
Question 337:
A gas occupies 12 cm³ at 3 atm. Calculate its volume at 6 atm.
  • A 12 cm³
  • B 6 cm³
  • C 18 cm³
  • D 24 cm³
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Question 338:
A gas occupies 90 cm³ at pressure 15 atm. Find the volume at 5 atm.
  • A 270 cm³
  • B 135 cm³
  • C 90 cm³
  • D 180 cm³
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Question 339:
A gas occupies 14 cm³ at pressure 7 atm. Find the new pressure at 2 cm³.
  • A 14 atm
  • B 21 atm
  • C 35 atm
  • D 49 atm
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Question 340:
Increasing gas pressure at constant temperature causes particle collisions to become:
  • A Less frequent
  • B Completely stopped
  • C Unchanged forever
  • D More frequent
View Answer & Explanation