Ik 3 is oxygen but i don’t know the rest
I think you forgot to attach the diagram along with the question. I am answering the question based on my research and knowledge. "Count the number of protons" is the one among the following choices given in the question by which the <span>atomic number of nitrogen be determined. The correct option among all the options that are given in the question is the second option or option "B".</span>
Yes I don’t know what this means
Yes the reaction given above does exist
First of all CaCl2 will react with water to form CaO and HCl then it will react with CO2 to form <span>CaCO3
</span>CaCO3 + 2HCl <span>>>></span> CaCl2+CO2+H20
so i conclude it does exist
hope it helps
Answer:
The ground state represents the lowest-energy state of the atom.
Explanation:
sd