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What is the molecular formula for CH3CH2COOCH3?

NY Regents Chemistry Exam June 2022


34 What is the molecular formula for CH3CH2COOCH3?

(1) C2H4O

(2) C2H4O2

(3) C4H8O

(4) C4H8O2


Explanation: For the molecular formula, we have to calculate the number of atoms of each element. There are 4 carbons, 8 hydrogens, and 2 oxygens.

Answer: 4

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Guest
Jun 19

but why are the ratios not simplified to option #1? if it just says molecular formula does that mean do not simplify at all

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Mayya Alocci
Jul 20
Replying to

number 1 would be empirical formula. To get empirical formula we divide the subscripts if possible. For molecular formula, we do not simplify the formula and write it as is.

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