Question

the symbol for cadmium is cd, and it’s found in group 12 on the periodic table. what is the atomic mass of cadmium? choose 1 answer: a 48 b 112.41 c 285

Explanation:

Step1: Recall atomic - mass concept

Atomic mass is found on periodic table.

Step2: Locate cadmium on periodic table

Cadmium (Cd) has atomic mass of 112.41.

Answer:

B. 112.41