A 015 M Aqueous Solution of the Weak Base B at at 25.0°C

question 119

Multiple Choice

A 0.15 M aqueous solution of the weak base B at 25.0°C has a pH of 8.88. The value of K_b for B is __________.

• A)3.0 × 10^-5
• B)1.8 × 10^-5
• C)3.9 × 10^-10
• D)1.3 × 10^-10
• E)none of the above

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