A person with type 1 diabetes ran out of her prescription insulin and has not been able to inject insulin for the past 3 days. The patient is hyperventilating to compensate for her metabolic acidosis. Which of the following reactions explains this partially compensating respiratory alkalosis?
H+NH3=NH4+ CH3CHOHCH2COOH=CH3CHOHCH2COO-+H+ CO2+H2O=H2CO3=H++HCO3- H2O=H++HO-