Solutions Question 182

Question: The molarity of a solution of Na2CO3 having 10.6g/500ml of solution is [AFMC 1992; DCE 2000]

Options:

A) 0.2M

B) 2M

C) 20M

D) 0.02M

Show Answer

Answer:

Correct Answer: A

Solution:

M=w×1000m.,wt.×Volumein,ml.

=,10.6×1000106×500=0.2,M .



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