Question

The two isotopes of chlorine are 35/17 cl and 37/17cl. which isotope is the most abundant

Answer 1

The most abundant is 35/17 Cl

Step-by-step explanation

This is because Chlorine 35/17 is the one close to the average atomic mass of chlorine which is 35.46 u making it to be the most abundant.

average atomic mass of chlorine is 35.46 + or- 0.02