Calculate the missing data in the following:

• A. [H₃O⁺] = 4.0×10⁻¹² M
  [OH⁻] = 2.5×10⁻¹³ M
  Basic
• B. [H₃O⁺] = 3.2×10⁻³ M
  [OH⁻] = 3.1×10⁻¹² M
  Acidic
• C. [H₃O⁺] = 3.1×10⁻¹² M
  [OH⁻] = 3.2×10⁻³ M
  Basic
• D. [H₃O⁺] = 2.5×10⁻³ M
  [OH⁻] = 4.0×10⁻¹² M
  Acidic

Answer: (B)