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The Acid-Dissociation Constants of Sulfurous Acid (H2SO3)are Ka1 = 1

Question 70

Multiple Choice

The acid-dissociation constants of sulfurous acid (H2SO3) are Ka1 = 1.7 × 10-2 and The acid-dissociation constants of sulfurous acid (H<sub>2</sub>SO<sub>3</sub>) are K<sub>a1 </sub>= 1.7 × 10<sup>-2</sup> and at 25.0 °C.Calculate the pH of a 0.163 M aqueous solution of sulfurous acid. A) 4.53 B) 1.28 C) 1.86 D) 6.21 E) 1.93 at 25.0 °C.Calculate the pH of a 0.163 M aqueous solution of sulfurous acid.


A) 4.53
B) 1.28
C) 1.86
D) 6.21
E) 1.93

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