Ocean Acidification Impact

Which of these is a property of acidic solutions?

• they taste sour

• they feel slippery

• they are in many cleaning products

• they taste bitter

Black coffee has a pH of 5. It is a ________ ____________

• Weak

• Strong

• Acid

• Base

What are the products of a neutralization reactions

• water

• salt

• acid

• base

Tags

NGSS.MS-PS1-5

The table shows the pH of several solutions. Which solution is the most acidic?

• vinegar

• milk

• water

• bleach

Tags

NGSS.MS-PS1-2

What might happen if you mixed a strong acid with an equally strong base?

• You would see an explosive chemical reaction.
• The acid would destroy the base.
• The base would destroy the acid.
• You'd wind up with a pH-neutral substance.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Carbon dioxide and seawater combine to form

• calcium carbonate
• carbon monoxide
• carbonic acid 

Tags

NGSS.MS-PS1-2

Marine organisms make their shells from calcium and

• chloride
• carbonate
• seawater

An example of a marine organism that needs calcium carbonate 

• a crab
• a shark
• an octopus

Which molecule makes water acidic?

• Carbonate Ions

• Carbon Dioxide

Which is carbonate?

• HCO-

• H2CO3

• CO3-

• CO2