Answer:
Heated water begins circulating in a fish tank.
Explanation:
The law of conservation of mass states that mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations. According to the law of conservation of mass, the mass of the products in a chemical reaction must equal the mass of the reactants
Answer:
refining petroleum, treating metals, producing fertilizer, and processing foods.
Answer:
May be the answer is C. Coal is being used faster than it is being produced