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JEE Main202127 Aug 2021Evening ShiftChemistrySome Basic Concepts of ChemistryActual

100 g of propane is completely reacted with 1000 g of oxygen. The mole fraction of carbon dioxide in the resulting mixture is x × 10 - 2 . The value of x is (Nearest integer)

Correct answer

0

Step-by-step solution

                    C 3 H 8 ( g )   +     5 O 2 ( g ) ⟶ 3 CO 2 (   g ) + 4 H 2 O ( ℓ ) t = 0 2 . 27   mole   31 . 25   mol t = ∞ 0             19 . 9   mol               6 . 81   mol       9 . 08   mol mole fraction of CO 2 in the final reaction mixture (heterogeneous) X CO 2 = 6 . 81 19 . 9 + 6 . 81 + 9 . 08 = 0 . 1902

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