an organic compounds contains 54.2% carbon and 9.2% hydrogen. determine the empirical formula and molecular formula of the compound if the V.D of the compound is 44 .
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Element mass% Atomic mass(g)
At.mass
mass%
Integral ratio
C 54.2 12 4.52 2
H 9.2 1 9.2 4
O 36.6 16 2.3 1
% Oxygen = 100 - ( 54.2 + 9.2)
= 36.6 %
Empirical formula of butyric acid is C2H4O.
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