# Problem: Determine the Kb for CN1- at 25°C. The Ka for HCN is 4.9 x 10-10. A) 4.9 x 10-14 B) 2.3 x 10-9 C) 1.4 x 10-5 D) 2.0 x 10-5 E) 3.7 x 10-7

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Determine the Kb for CN1- at 25°C. The Ka for HCN is 4.9 x 10-10.

A) 4.9 x 10-14

B) 2.3 x 10-9

C) 1.4 x 10-5

D) 2.0 x 10-5

E) 3.7 x 10-7

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Ka and Kb concept. You can view video lessons to learn Ka and Kb. Or if you need more Ka and Kb practice, you can also practice Ka and Kb practice problems.

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Based on our data, we think this problem is relevant for Professor Hampton's class at UCF.