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The total mass of the protons in an atom of Au-198 is approximately
neutrons
The nucleus is positive and the electron cloud is negative
79 amu
14
hard-sphere model, electron-shell model, wave-mechanical model
first electron shell
protons and neutrons
2-8-6
Which statement correctly describes the charge of the nucleus and the charge of the electron cloud of an atom?
neutrons
The nucleus is positive and the electron cloud is negative
79 amu
14
hard-sphere model, electron-shell model, wave-mechanical model
first electron shell
protons and neutrons
2-8-6
What is the mass number of an atom that has 6 protons, 6 electrons, and 8 neutrons
neutrons
The nucleus is positive and the electron cloud is negative
79 amu
14
hard-sphere model, electron-shell model, wave-mechanical model
first electron shell
protons and neutrons
2-8-6
In a calcium atom in the ground state, the electrons with the least amount of energy are located
neutrons
The nucleus is positive and the electron cloud is negative
79 amu
14
hard-sphere model, electron-shell model, wave-mechanical model
first electron shell
protons and neutrons
2-8-6
Which subatomic particles are located in the nucleus of a neon atom?
neutrons
The nucleus is positive and the electron cloud is negative
79 amu
14
hard-sphere model, electron-shell model, wave-mechanical model
first electron shell
protons and neutrons
2-8-6
What is the electron configuration of a sulfur atom in ground state?
neutrons
The nucleus is positive and the electron cloud is negative
79 amu
14
hard-sphere model, electron-shell model, wave-mechanical model
first electron shell
protons and neutrons
2-8-6
Which group of atomic models is listed in historical order from earliest to most recent?
neutrons
The nucleus is positive and the electron cloud is negative
79 amu
14
hard-sphere model, electron-shell model, wave-mechanical model
first electron shell
protons and neutrons
2-8-6
An atom of potassium-37 and an atom of potassium-42 differ in their total number of
neutrons
The nucleus is positive and the electron cloud is negative
79 amu
14
hard-sphere model, electron-shell model, wave-mechanical model
first electron shell
protons and neutrons
2-8-6
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