Answer: Exhaled air containing Carbon dioxide bubbles react with water to form carbonic acid . The solution turn acidic and turn from green to yellow.
Explanation:
Exhaled carbondioxide bubbles reacts with water to form carbonic acid, the solution will turn acidic. Carbonic acid is a weak acid that decrease pH. An indicator of it shows that the solution turns from green to yellow.
Co2+ H2O= H2Co3.
The solution then dissociate to give H ion and hydrogen carbonates ion.
Answer:
an enzyme is a protein which is used to break down food
Explanation:
There lungs have a big impact with the gasoline situation it has a very toxic smell and is bad if it’s mixed in with the air molecules.
Answer:
process of using carbohydrates and oxygen for energy
Answer:
Explanation: ( c ) because a lack of cell division
