Chemistry, asked by vishwasgsgp123, 11 months ago

the atom of an element is made up of and 4 protons and 5 neutrons and 4 electrons what are its atomic and mass number

Answers

Answered by jagdeeptiwana360

6

Answer:

mass no. = sum of p+ sum of neutrons

=5+4

=9

atomic no = no. of protons

atomic no =4

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