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Physics, 23.06.2019 12:00 lilytimpsonx
When thorium (90 protons) ejects a beta particle, the resulting nucleus has question 18 options: 87 protons. 88 protons. 89 protons. 90 protons. none of the above
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When thorium (90 protons) ejects a beta particle, the resulting nucleus has question 18 options: 87...
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