Science, asked by rajd2700, 1 year ago

The atomic number of an atom is 18 and mass number in 40.find the number of electrons ,protons and nutrons it

Answers

Answered by nandkitty19

3

Answer:

no of protons=no of electrons =18
mass no=no of protons+no of neutrons
no of neutrons=mass no - no of protons
=40-18

=22

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