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A gas occupies 14 cm³ at pressure 7 atm. Find the new pressure at 2 cm³.

A gas occupies 14 cm³ at pressure 7 atm. Find the new pressure at 2 cm³.
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  • A 14 atm
  • B 21 atm
  • C 35 atm
  • D 49 atm
Correct Answer: Option D
Explanation:
Using Boyle’s law:<br/>7 × 14 = Pā‚‚ × 2<br/>98 = 2Pā‚‚<br/>Pā‚‚ = 49 atm.<br/>Reducing the volume greatly increases the pressure.

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