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Please help :) A compound has the empirical formula C2H3O and a molecular mass of 172 mol. What is its molecular formula? a. C11H10 05 b. C6H9O3 c. C8H12O4 d. C4H6O2
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A compound has the empirical formula C2H3O and a molecular mass of 172 mol. What is its molecular formula?
a. C11H10 05
b. C6H9O3
c. C8H12O4
d. C4H6O2

User Logemann
by
7.8k points

1 Answer

10 votes

Empirical formula mass :-


\\ \tt\Rrightarrow C_2H_3O


\\ \tt\Rrightarrow 24+16+3=43g/mol

n:-

  • Molar mass/Empirical formula mass


\\ \tt\Rrightarrow (172)/(43)


\\ \tt\Rrightarrow 4

Molecular formula

  • 4(C_2H_3O)=C_8H_12O_4
User JaminSore
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