Homework Answers
empirical formula mass is => C2H3O => [ 2*12 +
1*3+1*16 ] => 43.04 g/mol
molecular mass = 86.09 g/mol
=> 86.09 / 43.04 => 2.0
so multiply with 2 i.e as follows
C2H3O * 2 => C4H6O2 molecular formula
answer => molecular formula = C4H6O2
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