is hydrochloric acid a cause of ocean acidification?
Question
is hydrochloric acid a cause of ocean acidification?
Solution
No, hydrochloric acid is not a cause of ocean acidification. Ocean acidification is primarily caused by carbon dioxide (CO2) from human activities being absorbed by the ocean. When CO2 is absorbed by seawater, a series of chemical reactions occur resulting in the increased concentration of hydrogen ions, which leads to a decrease in the pH of the ocean, making it more acidic. This process is known as ocean acidification. Hydrochloric acid (HCl) is not typically found in significant quantities in the atmosphere, and thus does not contribute significantly to ocean acidification.
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Recall by how much the acid levels in the ocean have increased by over the past 250 years.
The phenomenon being discussed that affects the shells of organisms is oceanacidification. Based on what you know about pH, do you think “acidification” refers to adecrease in pH or an increase in pH? Explain2. Why do you think that this drop in pH occurred after the Industrial Revolution?3. Explain how more carbon dioxide in the atmosphere can cause the pH of the ocean todecrease.4. Based on what you know about chemical equilibrium, what would have to occur for theacidification of the oceans to be reversed? Explain your answer.Directions: Answer each “reflection” question when it appears at the bottom of a lessonpage.
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