What element has 81 protons in the nuclei of its atoms?
a. platinum
b. uranium
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Chemistry, 08.10.2019 18:30 Lydiaxqueen
What element has 81 protons in the nuclei of its atoms?
a. platinum
b. uranium
c. lead
d. thallium
Answers: 3
Chemistry, 22.06.2019 15:40, alleshia2007
Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n
Answers: 2
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