Question

label the shorthand for carbon - 14.

Explanation:

Step1: Identify the mass - number (A)

The mass - number of Carbon - 14 is 14.

Step2: Identify the atomic number (Z)

Carbon has an atomic number of 6.

Step3: Identify the chemical symbol (X)

The chemical symbol for carbon is C.

Answer:

Top box: 14
Bottom - left box: 6
Bottom - right box: C