Answer:
Option a) higher the average sea levels.
Explanation: Carbondioxide is also known as greenhouse gas. When carbondioxide concentration is higher in the atmosphere, it prevents the reflected sunlight from going into the atmosphere which increases the temperature of the surrounding air. This phenomenon is called global warming. This increase in temperature starts melting of ice which are present on mountains and thus, increases sea level.
Answer:
1) NH3->Product
2) NH4->Reactant
Explanation:
Reactants are the substances in with you start the chemical reaction with (before the arrow)
Products are the result (after the arrow)
The answer is Clean Water Act