Chapter 2, Problem 1A

When you blow bubbles into a glass of water, the following reactions take place:

${\text{H}}_2\text{O}+{\text{CO}}_2\stackrel{A}{\to }{\text{H}}_3{\text{CO}}_3\stackrel{B}{\to }{\text{H}}^{+}+{\text{HCO}}_3^{-}$

1. a. What type of reaction is A?
2. b. What does reaction B tell you about the type of molecule H₂CO₃ is?