Search SchoolNGR

Thursday, 02 April 2026
Register . Login

The mass of a stone is 15.0g when completely immersed in water and 10.0g when ...

The mass of a stone is 15.0g when completely immersed in water and 10.0g when completely immersed in a liquid of relative density 2.0. The mass of the stone in air is
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 5.0g
  • B 12.0g
  • C 20.0g
  • D 25.0g
Correct Answer: Option C
Explanation:
R.D = \(\frac{\text{ mass of liquid displaced}}{\text {mass of water displaced}}\)
2 = \(\frac{m - 10}{m - 15}\)
m = 20g

Share question on: