Concept explainers
a.
To determine:
The number of electrons and protons in gold.
Introduction:
The mass number of the atom is the sum of neutrons and protons in the atom. The
b.
To determine:
The number of electrons and protons in zinc.
Introduction:
The mass number of the atom is the sum of neutrons and protons in the atom. The atomic number of atom is equal to the number of protons. The isotopes are the elements having same atomic number but different mass number.
c.
To determine:
The number of electrons and protons in the given element.
Introduction:
The mass number of the atom is the sum of neutrons and protons in the atom. The atomic number of atom is equal to the number of protons. The isotopes are the elements having same atomic number but different mass number.
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MASTERING CHEMISTRY W/PEARSON ETEXT
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