JAMB and WAEC Chemistry questions: Kinetic theory of matter and gas laws

45 questions with answers and explanations. Tap an option to check yourself.

1. Question 41· Kinetic theory of matter and gas laws· JAMB

   A gas occupies 100 cm³ at 2 atm and 300 K. Find its volume at 1 atm and 450 K.

   • A33.3 cm³
   • B75 cm³
   • C150 cm³
   • D300 cm³

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2. Question 42· Kinetic theory of matter and gas laws· WAEC

   A fixed mass of gas occupies 600 cm³ at 300 K and 1 atm. Find its volume at 400 K and 2 atm.

   • A900 cm³
   • B400 cm³
   • C225 cm³
   • D1600 cm³

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3. Question 43· Kinetic theory of matter and gas laws· JAMB

   A gas occupies 300 cm³ at 27 °C. Find its volume at 87 °C if the pressure stays constant.

   • A600 cm³
   • B966 cm³
   • C250 cm³
   • D360 cm³

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4. Question 44· Kinetic theory of matter and gas laws· JAMB

   A gas X diffuses at half the rate of methane (CH₄ = 16) under the same conditions. Find the relative molecular mass of X.

   • A8
   • B32
   • C64
   • D4

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5. Question 45· Kinetic theory of matter and gas laws· WAEC

   The particles in a solid

   • Amove freely in all directions
   • Bvibrate about fixed positions
   • Care far apart
   • Dhave no forces between them

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   Explanation and discussion