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JEE Main202522 Jan 2025Evening ShiftChemistrySome Basic Concepts of ChemistryActual

20 mL of 2 M NaOH solution is added to 400 mL of 0.5 M NaOH solution. The final concentration of the solution is _______ 10⁻² M . (Nearest integer)

Correct answer

0

Step-by-step solution

aligned & M_F= M₁ V₁+M₂ V₂ V₁+V₂ & = 2 20+0.5 400 420 =0.571 M & =57.1 10⁻² M & =57 aligned

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