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In Chemistry / High School | 2025-07-03

What is the pH of a solution with [H+] = [tex]$7.0 \times 10^{-2}$[/tex] ?
A. -0.85
B. -1.15
C. 1.15
D. 0.85

Asked by june422368

Answer (2)

The pH of the solution with a hydrogen ion concentration of [H+] = 7.0 × 10^{-2} M is 1.15. Therefore, the correct answer is C. 1.15, indicating an acidic solution.
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Answered by Anonymous | 2025-07-03

pH = -log([H+])
pH = -log(7*10^-2)
pH ≈ 1.15
Answer: B

Answered by MercuryDrinker98 | 2025-07-04