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OpenStudy (anonymous):
Which of the following is NOT an empirical formula? NaCl C2H4F2 C2H3O (NH4)3PO4
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OpenStudy (anonymous):
Empirical formulas are the lowest whole number ratios. Look at the given formulas. Which one has subscripts which are reducable by a common factor? That one is not an empirical formula.
OpenStudy (anonymous):
the answer is A
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