Answer:
Firstly, the name of the element is Rhodium, symbol Rh, Atomic number 45, Mass number 102.9 (103)
Answer:
A. mutation
Explanation:
mutation is called as change in genetic sequence (i.e, in DNA)
At least, that's what Bohr<span> decided, and that's why he proposed the </span>existence<span> of the</span>atomic<span> energy level. </span>According<span> to </span>Bohr<span>, the electrons in an </span>atom<span> were only allowed to </span>exist<span> at certain energy levels</span>