potassium
The standard atomic weight of francium is considered [223].
Francium is the heaviest of the alkali metals, with an atomic mass of 223 grams.
The atomic mass of potassium is 39.0893
The atomic mass of the most stable and common isotope of francium, 223Fr, is 223,019 735 9(26).
The atomic number of potassium is 19.The atomic weight of potassium is 39,0983(1).The mass number of the isotope potassium-39 is 39.
The standard atomic weight of francium is considered [223].
Francium is the heaviest of the alkali metals, with an atomic mass of 223 grams.
The atomic mass of potassium is 39.0893
223
The atomic mass of the most stable and common isotope of francium, 223Fr, is 223,019 735 9(26).
Francium is a non metal element. Atomic mass of it is 223.
the atomic mass of potassium is approximately 39
the relative atomic mass for the element potassium is 39.0983
The atomic number of potassium is 19.The atomic weight of potassium is 39,0983(1).The mass number of the isotope potassium-39 is 39.
The nearest Whole number of atomic mass of potassium is 69
Which has a greater atomic mass,flurine
39.0983