Question

what is trick to learn atomic mass easily​

Answer 1

Answer:

The atomic masses of elements like Be, B, F, Na, Mg, Al, P, Ar and K are not double the atomic number. For these elements just double the atomic number and add 1. Friend – F Fluorine. = 13*2+1 = 27 nad this is its atomic mass

Explanation:

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Answer 2

Explanation:

Hey let me suggest you but there are some exceptions (i.e,argon,chlorine etc )check and follow this

Just Double the atomic number u will get atomic mass .