10 mL of 2(M) NaOH solution is added to 200 mL of 0.5 (M) of NaOH solution

Question:

$10 \mathrm{~mL}$ of $2(\mathrm{M}) \mathrm{NaOH}$ solution is added to $200 \mathrm{~mL}$ of $0.5(\mathrm{M})$ of $\mathrm{NaOH}$ solution. What is the final concentration ?

  1. 0.57 M

  2. 5.7 M

  3. 11.4 M

  4. 1.14 M 


Correct Option:

Solution:

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