JEE Main - Previous Year Papers JEE MAIN 2025 JEE Mains 03 April 2025 Paper Shift -2 Single Correct MCQ
Published on: August 22, 2026

10 mL of 2 M NaOH solution is added to 20 mL of 1 M HCl solution

kept in a beaker. Now, 10 mL of this mixture is poured into a volumetric flask of 100 mL containing 2 moles of HCl and made the volume upto the mark with distilled water. The solution in this flask is :

A
0.2 M NaCl solution
B
20 M HCl solution
C
10 M HCl solution
D
Neutral solution

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Text Solution

Verified by Experts
The correct answer is:
B

When solution is added to 20 ml of 1 M HCl solution :

Initial :

Final
Resulting solution becomes neutral.
Now when 10 mol of above solution is poured into a flask containing 2 mole HCl and made solution 100 ml will distilled water.

Molarity of

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