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COMEDK2015ChemistryGeneral Organic Chemistry

An organic compound weighing 0.15 ~g gave on Carius estimation, 0.12 gf AgBr . The percentage of Br in the compound will be close to (Atomic mass of Ag =108, Br =80 )

Options

  1. A46 %
  2. B34.1 %
  3. C3.41 %
  4. D4.6 %

Correct answer

B. 34.1 %

Step-by-step solution

Percentage of bromine in the compound aligned &= 80 188 Mass of AgBr formed Mass of substance taken 100 &= 80 188 0.12 0.15 100=34.04 % aligned

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