Answer:
it is the last one
Explanation:
Isotopes are atoms that have the same number of protons but different numbers of neutrons. So B would not be correct...
Answer:
mimicry
Explanation:
if im wrong then plz virtually slap me
The atomic number of an element is the same as the number of protons in the nucleus of an atom
Diluting an acid decreases the concentration of H+(aq) ions , which increases the pH level of the solution towards 7 , making it less acidic . However , the pH level of an acidic solution cannot become greater than 7 , because the water you add to dilute it is not alkaline .