Answer:
isotope of the element hydrogen called protium. Protium,
Explanation:
contains a single proton and a single electron, is the simplest atom.
??? hope this helps??? :)))
The number of each electron in its shell determines how an atom combines with other atoms to form compounds.
Answer:
we itch reacting to stimuli like when ee get poked we react and so on. And it not an evolution
I mean a parent would get worried at an injury but head and spinal injuries can be very serious and sometimes hard to catch. Like brain bleeds and etc
