Carbon Dioxide (CO) from Tissue Cells Forms When Combined with Water

question 9

Multiple Choice

Carbon dioxide (CO) from tissue cells forms when combined with water. This compound dissociates into H+ and , and participates in an important buffering system in the blood.

• A) carbonic acid, CO3
• B) hydrochloric acid, bicarbonate ions
• C) carbonic acid, HCO3-
• D) hydrochloric acid, Cl-

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