NEETprep Helpline
Chlorine exists in two isotopic forms, Cl-37 and Cl-35, but its atomic mass is 35.5. This indicates the ratio of Cl-37 and Cl-35 is approximately:
1. 1:2
2. 1:1
3. 1:3
4. 3:1
Hint: averageatomicmass=(Cl-37isotope%×atomicmass)+(Cl-35isotope%+atomicmass)100
Step 1:
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