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JEE Main202124 Feb 2021Morning ShiftChemistrySome Basic Concepts of ChemistryActual

4 . 5   g of compound A M . W . = 90 was used to make 250   mL of its aqueous solution. The molarity of the solution in M is x × 10 - 1 . The value of x is_____ (Rounded off to the nearest integer)

Correct answer

0

Step-by-step solution

M = 4 . 5 / 90 250 / 1000 = 0 . 2 = 2 × 10 - 1

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