Concept explainers
(a)
Interpretation:
The molecular weight of the given molecule in
Concept introduction:
The total number of protons and neutron which are present in an atom is collectively known as
Answer to Problem 2.30E
The molecular weight of the given molecule, nitrogen dioxide in
Explanation of Solution
The given molecule is nitrogen dioxide,
According to the periodic table, the atomic weight of one nitrogen atom is
Substitute the value of atomic weight of one nitrogen atom and oxygen atom in the above expression.
Thus, the molecular weight of the given molecule, nitrogen dioxide in
The molecular weight of the given molecule, nitrogen dioxide in
(b)
Interpretation:
The molecular weight of the given molecule in
Concept introduction:
The total number of protons and neutron which are present in an atom is collectively known as atomic mass of that atom. The total number of protons present in the nucleus of an atom is known as atomic number of that atom.
Answer to Problem 2.30E
The molecular weight of the given molecule, ammonia in
Explanation of Solution
The given molecule is ammonia,
According to the periodic table, the atomic weight of one nitrogen atom is
Substitute the value of atomic weights of nitrogen and hydrogen atoms in the above expression.
Thus, the molecular weight of the given molecule, ammonia in
The molecular weight of the given molecule, ammonia in
(c)
Interpretation:
The molecular weight of the given molecule in
Concept introduction:
The total number of protons and neutron which are present in an atom is collectively known as atomic mass of that atom. The total number of protons present in the nucleus of an atom is known as atomic number of that atom.
Answer to Problem 2.30E
The molecular weight of the given molecule, glucose in
Explanation of Solution
The given molecule is glucose,
According to the periodic table, the atomic weight of one hydrogen atom is
Substitute the value of atomic weights of hydrogen, oxygen and carbon atoms in the above expression.
Thus, the molecular weight of the given molecule, glucose in
The molecular weight of the given molecule, glucose in
(d)
Interpretation:
The molecular weight of the given molecule in
Concept introduction:
The total number of protons and neutron which are present in an atom is collectively known as atomic mass of that atom. The total number of protons present in the nucleus of an atom is known as atomic number of that atom.
Answer to Problem 2.30E
The molecular weight of the given molecule, ozone in
Explanation of Solution
The given molecule is ozone,
According to the periodic table, the atomic weight of one oxygen atom is
Substitute the value of atomic weight of one oxygen atom in the above expression.
Thus, the molecular weight of the given molecule, ozone in
The molecular weight of the given molecule, ozone in
(e)
Interpretation:
The molecular weight of the given molecule in
Concept introduction:
The total number of protons and neutron which are present in an atom is collectively known as atomic mass of that atom. The total number of protons present in the nucleus of an atom is known as atomic number of that atom.
Answer to Problem 2.30E
The molecular weight of the given molecule, ethylene glycol in
Explanation of Solution
The given molecule is ethylene glycol,
According to the periodic table, the atomic weight of one hydrogen atom is
Substitute the value of atomic weights of hydrogen, oxygen and carbon atoms in the above expression.
Thus, the molecular weight of the given molecule, ethylene glycol in
The molecular weight of the given molecule, ethylene glycol in
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Chapter 2 Solutions
Chemistry for Today: General, Organic, and Biochemistry
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