Question

how to find the percentage of atom in nature that atom have two forms they have 8 protons and 8 electrons. but one has 8 nutrons and another has 10 neutron that having weighs 16.2 unit on an average​

Answer 1

Answer:

Helium is the second element of the periodic table and thus is an atom with two protons in the nucleus. Most Helium atoms have two neutrons in addition to the protons.

Explanation:

Hope it helps you

Answer 2

Answer:

Helium is the second element of the periodic table and thus is an atom with two protons in the nucleus. Most Helium atoms have two neutrons in addition to the protons.