Ravenj90 Ravenj90

23-10-2020
Chemistry

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The element sodium has an atomic number of 11and a mass number of 23 how many protons neutrons and electrons does one atom contain

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TrickYwriTer TrickYwriTer

29-10-2020

Explanation:

Element sodium (Na) has an atomic number of 11

mass number = 23

proton = 11

electron = 11

Neutron = mass number - atomic number

= 23 - 11

= 12

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