Science, asked by shinobiwolf, 2 months ago

5. (a) An element X has 12 electrons, 12 protons and 12 neutrons. What is its atomic number and mass number

Answers

Answered by shinchan0416

Answer:

atomic no.=12

mass no. =24

Answered by Nikhil645445

Answer:

atomic number is 12

atomic mass is 24 g

that is given element x is magnesium

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