
Concept explainers
What is the mass of the molecular ion formed from compounds having each molecular formula: (a)

(a)
Interpretation: The mass of the molecule ion formed by given compound is to be determined.
Concept introduction: Molecular mass is the sum of the atomic weights of each constituent element multiplied by the number of atoms of that element.
Answer to Problem 13.1P
The mass of the molecule ion formed by
Explanation of Solution
The molecular weight of compound is equal to the mass of the molecular ion. The molecular weight and mass of the given molecular ion is shown below.
Thus, the mass of the molecule ion formed by
The mass of the molecule ion formed by

(b)
Interpretation: The mass of the molecule ion formed by given compound is to be determined.
Concept introduction: Molecular mass is the sum of the atomic weights of each constituent element multiplied by the number of atoms of that element.
Answer to Problem 13.1P
The mass of the molecule ion formed by
Explanation of Solution
The molecular weight of compound is equal to the mass of the molecular ion. The molecular weight and mass of the given molecular ion is shown below.
Thus, the mass of the molecule ion formed by
The mass of the molecule ion formed by

(c)
Interpretation: The mass of the molecule ion formed by given compound is to be determined.
Concept introduction: Molecular mass is the sum of the atomic weights of each constituent element multiplied by the number of atoms of that element.
Answer to Problem 13.1P
The mass of the molecule ion formed by
Explanation of Solution
The molecular weight of compound is equal to the mass of the molecular ion. The molecular weight and mass of the given molecular ion is shown below.
Thus, the mass of the molecule ion formed by
The mass of the molecule ion formed by

(d)
Interpretation: The mass of the molecule ion formed by given compound is to be determined.
Concept introduction: Molecular mass is the sum of the atomic weights of each constituent element multiplied by the number of atoms of that element.
Answer to Problem 13.1P
The mass of the molecule ion formed by
Explanation of Solution
The molecular weight of compound is equal to the mass of the molecular ion. The molecular weight and mass of the given molecular ion is shown below.
Thus, the mass of the molecule ion formed by
The mass of the molecule ion formed by
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