Deadra568id
Deadra568id
Biology
Answered
What element has 81 protons in the nuclei of its atoms?
Sagot :
Alishahobbsxid
Alishahobbsxid
Tl = thallium
look at the periodic table look for element number 81 on the periodic table and that's TI
It's mass number is 204.38
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