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JAMB Chemistry 2002 Question 45

Question 45

Gas Laws

A fixed mass of gas has a volume of 92cm3 at 3°C. What will be its volume at 18°C if the pressure remains constant?

  1. A.15.3cm3
  2. B.87.3cm3
  3. C.552.0cm3
  4. D.97.0cm3
Show the answer and explanation

Answer: D (97.0cm3)

Explanation

Charles' law with kelvin temperatures: V2 = 92 × 291 ÷ 276 = 97.0 cm3.