Search SchoolNGR

Tuesday, 07 April 2026
Register . Login

What is the concentration of H+ ions in moles per dm3 of a sodium of pH 4.398?

What is the concentration of H+ ions in moles per dm3 of a sodium of pH 4.398?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 4.0 χ 10-5
  • B 0.4 χ 10-5
  • C 4.0 χ 10-3
  • D 0.4 χ 10-3
Correct Answer: Option A
Explanation:
PH = -log (H+)
(H+) = 10-4.348 = 4.0 χ 10-5

Share question on: