# Value of Kb

The [OH-] = 1.3 x 10^ -6 M for a 0.025 M solution of a weak base. Calculate the value of Kb for this weak base.

a) 5.2 x 10 ^ -5

b) 3.1 x 10 ^ -7

c) 7.7 x 10 ^ -9

d) 4.0 x 10 ^ -8

e) 6.8 x 10 ^ -11.

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#### Solution Summary

This solution calculates the Kb for the weak base in the solution but using the power of hydroxide equation. All steps are shown.

$2.49