Hydrogen.
Neon is a non meta element. Atomic mass of it is 20.
Atomic mass of an element measures the mass of that element on a molecular scale, taking into account neutrons and protons, which weigh approximately 1. Electrons are negated. Atomic mass is also the mass, in grams, of 1 mole of that element.
Nitrogen, element 7, has an atomic mass of 14.0067, rounded to 14.007.
Mercury has an atomic mass of 200.
Hydrogen
Hydrogen
Hydrogen.
hydrogen This is because it has the smallest Relative Atomic Mass =]
In a given period, the element with lowest atomic mass will belong to group 1. It should also be noted that lithium is the metal with the smallest atomic mass.
The atomic mass of magnesium is approximately 24.305 amu (atomic mass units).
The element is Iodine (I). It has an atomic mass of about 126.9.
Element A has a greater atomic mass than element B if the atomic mass value of A is higher. The atomic mass represents the average mass of an element’s isotopes based on their abundance in nature.
the element that has an atomic mass of 16.00 is sulfer.
Fluorine is a meta element. Atomic mass of it is 19.
Gold is a meta element. Atomic mass of it is 197.
Iron is a meta element. Atomic mass of it is 56.