Question

18.
element X = 'a'. Find value of a'. 5 30
If an atom of an element Y contains equal number of protons, neutrons and electrons, and its atomic number
(Z) and mass number (A) are related as : 2A + 3Z = 140, then the total number of nucleons present in one atom
of element Y = 'b'. Find value of 'b'​

Answer 1

Answer:

sorry

Explanation:

sorry I can't told you