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Chemistry, 10.11.2019 18:31 starreee

In an atom of argon-40, the number of protons
(1) equals the number of electrons
(2) equals the number of neutrons
(3) is less than the number of electrons
(4) is greater than the number of electrons

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In an atom of argon-40, the number of protons
(1) equals the number of electrons
(2) equ...
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