Chemistry, asked by karish20, 11 months ago

the mass number of an element which has 20 neutrons and 15 protons

Answers

Answered by rajnegi958

5

Answer:

20+15=35(mass no = n + p) neutron+ Protons

Answered by nayana8chs

1

Answer:

20+15=35

BROMINE

Explanation:

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