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atomic weight - protons = neutrons,

Na-23 has an atomic weight of 23 amu, and 11 protons so 23-11=12 neutrons

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What is Na-23 atomic number?

The atomic number of Na-23 is 11. This means that sodium-23 has 11 protons in its nucleus.


Na-23 has 12 neutrons what is the atomic number?

The atomic number of an element is equal to the number of protons in its nucleus. Since sodium (Na) has atomic number 11, the sodium isotope Na-23 with 12 neutrons must have 11 protons.


Na -23 has 12 neutrons. what is its atomic number?

11


Na-23 has 12 neutrons what is its atomic number?

11


When Na-23 has 12 neutrons what is its atomic number?

11


What element has a atomic number of 11 and mass number of 23?

Sodium, symbol is Na


What is the standard atomic notation for the sodium -23 atom?

The standard atomic notation for the sodium-23 atom is: Atomic number (number of protons) = 11 Mass number (sum of protons and neutrons) = 23 Symbol = Na Putting it all together: ^23Na


What is the chemical formula for sodium?

Na is the chemical symbol and the Mass number is 23. The atomic number is 11.


Element with the atomic number 23?

Vanadium, Symbol V, is the element with atomic number 23.You can find the atomic number of an element from a periodic table as the one you'll find if you follow the link below. The number to the top of an element's symbol is the atomic number (that is , the number of protons in the nucleus.)http://www.electrical-res.com/EX/10-17-19/periodic_table_of_elements.jpg


What Is the Atomic number of sodium (Na)?

The atomic number of sodium is 11, and the symbol is Na.


What is the symbol and atomic number for sodium?

Sodium symbol is Na and its atomic number is 11.


What is the atomic number and symbol of sodium?

The atomic number of sodium is 11, and the symbol is Na.