Search SchoolNGR

Saturday, 04 April 2026
Register . Login

30cm\(^3\) of oxygen at 10 atmospheres pressure is placed in a 20 cm\(^3\) container. ...

30cm\(^3\) of oxygen at 10 atmospheres pressure is placed in a 20 cm\(^3\) container. Calculate the new pressure if temperature is kept constant?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 6.7 atm
  • B 15.0 atm
  • C 60.0 atm
  • D 66. 0 atm
Correct Answer: Option B
Explanation:
P\(_1\)V\(_1\) = P\(_2\)V\(_2\) (where T is kept constant)
30 x 10 = P\(_2\) x 20
P\(_2\) = \(\frac{30 \times 10}{20}\)
= 15.0 atm

Share question on: