Obtain a package of Alka-Seltzer, an antacid, from the local drug store:Why does Alka-Seltzer foam and bubble when dissolved in water? Which ingredient is the antacid?

Sometimes, during stress or trauma, a person can start to hyperventilate. Then the person might breathe into a paper bag to avoid fainting. (10.8) b. How does breathing into a paper bag help return blood pH to normal?

Sometimes, during stress or trauma, a person can start to hyperventilate. Then the person might breathe into a paper bag to avoid fainting. (10.8) a. What changes occur in the blood pH during hyperventilation?