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Which of the following molecular formulas is also an empirical formula?
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3. Chemical Reactions
Empirical Formula
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Which term represents the simplest whole number ratio of atoms of the elements in a compound?
A
Empirical formula
B
Molecular formula
C
Structural formula
D
Ionic formula
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Understand that the question is asking for the term that describes the simplest whole number ratio of atoms of each element in a compound.
Recall that the empirical formula represents the simplest ratio of atoms in a compound, showing the relative number of atoms of each element in the smallest whole numbers.
Recognize that the molecular formula shows the actual number of atoms of each element in a molecule, which may be a multiple of the empirical formula.
Note that the structural formula provides information about the arrangement of atoms and bonds in a molecule, not just the ratio.
Identify that the ionic formula is not a standard term used to describe the ratio of atoms in a compound, but rather relates to ionic compounds and their constituent ions.
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