7 is atomic symbol 9 is atomic density 8 is the atomic number
Answer:
yes answer os Na because it's electronic configuration is 1s^2,2s^2,2p^6,3s^1
The Neurotransmitter molecules
Answer:
.025 ml 02
Explanation:
I made a pdf and pasted it in and etc
The answer is (2) increases. The definition of excited state is that the electrons have higher energy than ground state. For comprehension, the excited state is ready for reaction so it has higher energy.