Question

What is the pH of a solution with a hydrogen ion concentration of \( 1 \times 10^{-5} \, \text{mol/L} \)?

• A. 5
• B. 10
• C. 7
• D. 4

Hint:

Remember: pH is calculated using the formula \( \text{pH} = -\log[H^+] \), where \( [H^+] \) is the concentration of hydrogen ions.