If an atom contains 12 protons and 10 neutrons, what's its mass number?
a. 12
b....
Chemistry, 09.10.2019 21:00 dyanaycooper13
If an atom contains 12 protons and 10 neutrons, what's its mass number?
a. 12
b. 10
c. 22
d. 2
Answers: 2
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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.
Answers: 3
Chemistry, 22.06.2019 17:30
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Answers: 2
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