What is the molecular formula for a compound if its percentage composition is C, 55.80%; H, 7.03%; O, 37.17% and its molar mass is 86.09 g/mol?

Question

Quizplus · Accepted Answer

The empirical formula is CH2O. The molar mass of the empirical formula is 30.03 g/mol. The molecular formula is a multiple of the empirical formula. The multiple is 86.09 g/mol / 30.03 g/mol = 2.87. The molecular formula is C2H4O2.

What Is the Molecular Formula for a Compound If Its