JAMB Biology 2015 Objective — Question 4
Question 4 of 50 from the Joint Admissions and Matriculation Board (JAMB) Biology 2015 Objective paper, with the correct answer and a full explanation.
Advertisement
Calculate the pH of a solution of 0.0001moldm⁻³ hydrochloric acid.
- A. 2
- B. 4Correct
- C. 2
- D. 1
Explanation
[H⁺] = 0.0001 = 10⁻⁴ moldm⁻³. pH = −log₁₀(10⁻⁴) = 4.
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.