<span>I was correct... 1 is adding more reactant molecules and 2 was decreasing in ch3br concentration over time </span>
Answer:
How do atoms give off light?
Atoms emit light when they are heated or excited at high energy levels. The color of light that is emitted by an atom depends on how much energy the electron releases as it moves down different energy levels. ... It shows the electron moving down energy levels.
Explanation:
Your answer is B. Acid rain might destroy ecosystems and farmland
