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Thursday, 06 August 2026
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Chemistry Past Questions and Answers

Post Utme Chemistry Questions

Question 331:
The pressure-volume relationship for gases is valid when temperature is:
  • A Changing randomly
  • B Increasing steadily
  • C Decreasing rapidly
  • D Constant
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Question 332:
Which condition must remain constant for Charles’ law to apply?
  • A Pressure
  • B Temperature
  • C Density
  • D Volume
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Question 333:
To convert Celsius to kelvin:
  • A Multiply by 273
  • B Subtract 273
  • C Divide by 273
  • D Add 273
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Question 334:
Which condition must remain constant in Charles’ law?
  • A Pressure
  • B Density
  • C Volume
  • D Mass
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Question 335:
When gas pressure decreases at constant temperature, volume:
  • A Increases
  • B Remains fixed
  • C Decreases
  • D Becomes zero
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