potassium
The atomic mass of francium is approximately 223. It is a highly radioactive element and the heaviest known alkali metal.
The atomic mass of the most stable and common isotope of francium, 223Fr, is 223,019 735 9(26).
Francium is the heaviest of the alkali metals, with an atomic mass of 223 grams.
The atomic mass of potassium is approximately 39.10 atomic mass units.
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 atomic mass of francium is approximately 223. It is a highly radioactive element and the heaviest known alkali metal.
The atomic mass of the most stable and common isotope of francium, 223Fr, is 223,019 735 9(26).
Francium is the heaviest of the alkali metals, with an atomic mass of 223 grams.
The atomic mass of potassium is approximately 39.10 atomic mass units.
223
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
Potassium is a non metal element. Atomic mass of it is 39.
Which has a greater atomic mass,flurine