an organic substance containing carbon hydrogen and oxygen gave the percentage composition as C = 12% H = 3% and Br = 85%. calculate the empirical formula of the compound. (atomic mass of Br = 80u)
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Answer:
C4H6O4
consider hundred gram of compound
molar
masses. moles ratios. ratio
mass
40.3687. 3.3916 3.4/3.4=1 2
12
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