NaHSO3 is a salt, which ionized completely to give HSO3-  ion. the following equations show that this ion can act either as an acid or as a base.              HSO3- + H2O(l) <=> H3O+ + SO3-2             K1 = ?            HSO3- + H2O(l) <=> H2SO3 + OH-            K2 = ? (a) Knowing that for H2SO3:Ka1=1.4x10-2, Ka2 = 6.5x10-8, find K1 and K2. (b)Predict which reaction of the two is more important based on their K values. (c) What is the pH of 0.10 M NaHSO3

Organic Chemistry: A Guided Inquiry
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ISBN:9780618974122
Author:Andrei Straumanis
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Chapter20: Acidity And Pka Of Phenols
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NaHSO3 is a salt, which ionized completely to give HSO3-  ion. the following equations show that this ion can act either as an acid or as a base.  

           HSO3- + H2O(l) <=> H3O+ + SO3-2             K1 = ?

           HSO3- + H2O(l) <=> H2SO3 + OH-            K2 = ?

(a) Knowing that for H2SO3:Ka1=1.4x10-2, Ka2 = 6.5x10-8, find K1 and K2.

(b)Predict which reaction of the two is more important based on their K values.

(c) What is the pH of 0.10 M NaHSO3

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