Ocean Acidification

According to this slide the final products of the reaction HCO₃^- & H⁺. Which are products from

• CO₂ is synthesizing with H₂O

• CO₂ is reacting with marine life

• CO₂ is reacting with O₂

What happened to the pH between 1989 and 2014?

• it increased by 8

• it decreased by .5

• it increased by 30

• it decreased by 30

As the pH decreases, what happens to the pCO2?

• it increases

• it decreased

• it stays consistent

• it disappears

What was the pCO2 around 1994?

• about 300

• about 350

• about 325

• about 375

What was the pH around 1989?

• about 8.1

• about 7.5

• about 8.5

• about 8.9

Carbon dioxide and seawater combine to form

• calcium carbonate

• carbon monoxide

• carbonic acid 

What is the primary cause of ocean acidification?

• Burning of fossil fuels

• Deforestation

• Overfishing

• Plastic pollution

Which gas is most responsible for ocean acidification when absorbed by seawater?

• Oxygen

• Nitrogen

• Carbon dioxide

• Methane

How does ocean acidification affect marine life?

• Increases fish population

• Strengthens coral reefs

• Weakens shells of marine organisms

• Improves water clarity

What is the chemical reaction that occurs when carbon dioxide is absorbed by seawater?

• Formation of sulfuric acid

• Formation of carbonic acid

• Formation of hydrochloric acid

• Formation of nitric acid