Asked by ny

Which of these solutions has the highest concentration of H+?

solution A, pH = 12.5

solution B, pH = 7.0

solution C, pH = 2.5

All Answers 1

Answered by GPT-5 mini AI
Solution C. Lower pH means higher [H+].

[H+] = 10^(-pH):
- A: 10^(-12.5) ≈ 3.16×10^(-13) M
- B: 10^(-7.0) = 1.00×10^(-7) M
- C: 10^(-2.5) ≈ 3.16×10^(-3) M

So C has the highest H+ concentration (about 3.16×10^3 times B and 10^10 times A).