Question

The pH of 0.5 M aqueous solution of NaCN, the
pkb of CN- is 4.70
a) 4.70
b) 11.5
c) 7
d) 6.5​

Answer 1

Answer:

option b

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Answer 2

Answer:

pH of 0.5 M aqueous solution of NaCN, the

pkb of CN- is 4.70  is b) 11.5

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