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Chemistry, 22.06.2019 00:00
Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.
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Chemistry, 22.06.2019 09:00
The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles
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Chemistry, 22.06.2019 12:50
The number at the end of an isotope’s name is the number.
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1. A drug used to treat pain has a dosage of 125.0 mg drug/lb of body mass. Calculate the
gram dos...
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