pH levels vary in different parts of your body Your stomach

pH levels vary in different parts of your body. Your stomach has a pH of 2. ls your stomach acidic, basic or neutral? _______ Human blood has a pH of 7.45. Is blood acidic, basic or neutral? ________ Your stomach (normal pH 2) drops to a pH of 1.8 because you drank too many cups of coffee. You take an anti-acid pill such as Alka Seltzer. Why does it relieve your upset stomach? Is Alka Seltzer acidic or basic?

Solution

a. Acidic

b. Neutral (Slightly basic)

c. It raises the pH from 1.8 to 2. As the base is baking soda (sodium bicarbonate) as it is an ant-acid (i.e. it is highly basic) it helps in increase the pH from 1.8 - 2.