Question 9 PFlag question Tries remaining 2 Points out of 1.00 What is the pH of...

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Answer 1

Answer #1

for salt of weak base

pOH = 1/2 [pKw + pKb + log C]

[C ] = 0.00322 M

pKb = - log Kb = - log 6.3 x 10^-5 = 4.20

pOH = 1/2 [14 + 4.20 + log 0.00322]

pOH = 1/2 [15.71]

pOH = 7.86

pH = 14 - 7.86

pH = 6.14

Answer 2

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