A student at CHEM 146 lab found that a 0.486 M unknown weak base is 15.46% ionized. What is the Kb value of this weak base? Report your answer with four decimals. Enter numbers only; do not enter units.

Chemistry & Chemical Reactivity
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Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions
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A student at CHEM 146 lab found that a 0.486 M unknown weak base  is 15.46% ionized. What is the Kb value of this weak base?

Report your answer with four decimals. Enter numbers only; do not enter units.

 
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