An element with mass number 81 contains 31.7% more neutrons as compare to protons find out atomic symbol of element.
Answers
Answered by
0
the atomic number of element is 35 so it's bromine and symbol is br
rishika457:
i sended ho
Answered by
0
Answer:
Explanation:
the atomic number of element is 35 so it's bromine and symbol is br
Similar questions