Answer:
When a molecule is excited to a higher state it often ends up in its lowest excited state S1 and then emits radiation.
1.123 nano-grams is your answer, do you understand now gimme dat 5 star and brainiest
Answer: C
Earths atmosphere maintains a stable temp
The answer is (1). The electrons transfer form one reactant to another means that there is the change of valence. For other choices, the valence of reactant does not change.
