COMEDK2018ChemistryIonic Equilibrium
The pH of 10⁻⁸ M HCl solution is
Options
- A8
- Bmore than 8
- Cbetween 6 and 7
- Dslightly more than 7
Correct answer
C. between 6 and 7
Step-by-step solution
pH =- [ H ⁺ ] aligned [ H ⁺ ] &=10⁻⁸+10⁻⁷=1.1 10⁻⁷ pH &=- (1.1 10⁻⁷ ) pH &=7- (1.1) aligned It is between 6 and 7 .