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Sulfites, Salts of the Anion SO32−, Are Found in Wines

Question 30

Multiple Choice

Sulfites, salts of the anion SO32−, are found in wines as preservatives. The acid associated with the sulfite ion is H2SO3. What is the name of H2SO3?


A) hydrosulfuric acid
B) hydrosulfurous acid
C) sulfuric acid
D) sulfurous acid

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