kg.
.
Positrons are spontaneously emitted from the nuclei of
(1) potassium-37 (3) nitrogen-16
...
Chemistry, 18.08.2019 20:30 amandavelez12122005
Positrons are spontaneously emitted from the nuclei of
(1) potassium-37 (3) nitrogen-16
(2) radium-226 (4) thorium-232
Answers: 1
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