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MHT CET202314 May 2023Morning ShiftChemistryEnvironmental ChemistryActual

Calculate the percent atom economy when a product of formula weight 175 u is obtained in a chemical reaction using 225 u formula weight reactant.

Options

  1. A70.1 %
  2. B77.7 %
  3. C90.5 %
  4. D95.0 %

Correct answer

B. 77.7 %

Step-by-step solution

% atom economy aligned & = Formula weight of the desired product Sum of formula weight of all the reactants 100 & used in the reaction & = 175 u 225 u 100 & =77.7 % aligned

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