Question

How can you represent an element 'X' with atomic number 12 and mass
number 25 symbolically?​

Answer 1

Answer:

Explanation:

you represent an element 'X' with atomic number 12 and mass

number 25 symbolically as

atomic number

$X^{12}$

Mass number

$X_{25}$

Answer 2

Explanation:

you represent an element 'X' with atomic number 12 and mass

number 25 symbolically as

atomic number

X^{12}

Mass number

X_{25}