Question

calculate the atomic number mass number of 23 and atomic number of 12. what is the symbol of this element?

Answer 1

HEY mate here is your answer

this is sodium and is represented by Na.

hope it helps you

Answer 2

The answer is Sodium . It atomic no. i.e. no. of protons in the nucleus is 12 and its mass no. i.e. no. of protons + no. of neutrons in the nucleus . Its symbol is Na .

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