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Calculate the POH of a 0

Question 73

Multiple Choice

Calculate the pOH of a 0.0627 M aqueous sodium cyanide solution at 25.0°C. K_b for CN^- is 4.9 × 10^-10.

A) 9.33
B) 10.00
C) 5.25
D) 1.20
E) 8.75

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