Chemistry, 22.07.2019 14:30, xxaurorabluexx
An atom has 20 protons, 26 neutrons, and 20 electrons. what could be the atomic mass of this atom?
Answers: 1
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Chemistry, 22.06.2019 14:50, rebeccamckellpidge
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
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An atom has 20 protons, 26 neutrons, and 20 electrons. what could be the atomic mass of this atom?...
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