Testing has shown that 75.80% of chlorine exists as C1-35 (34.969 u) and that 24.20% of chlorine exists as C1-37 (36.966 u). Calculate chlorine's atomic mass.

look at the !

pleaze mark brainliest!

i think it is true since you can test the answer and can use observations to complete it.

im not exactly sure but i think its b!

6.4 cm (max) - 25 cm (min)