danylara1234567 danylara1234567

22-02-2024
Chemistry

contestada

How many protons, neutrons and electrons are present in an atom of argon, Ar, with a mass number of 40?

Responses

18 protons, 22 neutrons, 18 electrons

StartFragment, 18 protons, 22 neutrons, 18 electrons,

18 protons, 40 neutrons, 22 electrons

StartFragment, 18 protons, 40 neutrons, 22 electrons,

22 protons, 18 neutrons, 22 electrons

StartFragment, 22 protons, 18 neutrons, 22 electrons,

40 protons, 58 neutrons, 18 electrons

Respuesta :

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