Solutions Question 148

Question: If 1 M and 2.5 litre NaOH solution is mixed with another 0.5 M and 3 litre NaOH solution, then molarity of the resultant solution will be [CBSE PMT 2002]

Options:

A) 1.0 M

B) 0.73 M

C) 0.80 M

D) 0.50 M

Show Answer

Answer:

Correct Answer: B

Solution:

(2.5×1+3×0.5)=M3×5.5 or 2.5+1.5=M3×5.5 or M3=45.5=0.73 M.



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