Answer:
65
Explanation:
100-35=65 es demasiado facil
This is not easy. For many of the chemical elements there are several known isotopes. Isotopes are atoms with different atomic masses which have the same atomic number. The atoms of different isotopes are atoms of the same chemical element; they differ in the number of neutrons in the nucleus.
Answer:
Denitrogen tetraoxide
Explanation:
According to international union of pure and applied chemistry , N204
Is Denitrogen tetraoxide.
Answer:
Protons, Neutrons, and Electrons
Explanation:
He, ne , Ar - Noble gas elements have the highest ionization energy,
while francium (87) has the lowest ionization energy because it is so far from helium, in short atom near to helium has higher ionization energy and the atom who is far away from helium have low ionization energy.
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