Answer:
c
Explanation:
when the river is affected by the acid rain many species go into extinction
Answer: YES!
Explanation:
Ox2 Co2 Hydrogen and Corossion 3
Answer:
Explanation:
The normal force is the support force exerted upon an object that is in contact with another stable object. The air resistance is a special type of frictional force that acts upon objects as they travel through the air. The force of air resistance is often observed to oppose the motion of an object.
Answer:
oxidizer
Explanation:
an example of an oxidizers are oxygen and hydrogen peroxide
The formula unit of compound made up from Pb4+ and oxygen is PbO2.