Some Basic Concepts Of Chemistry Question 239

Question: What is the concentration of nitrate ions if equal volumes of 0.1 M AgNO3 and 0.1 M NaCl are mixed together [NCERT 1981; CPMT 1983]

Options:

A) 0.1 N

B) 0.2 M

C) 0.05 M

D) 0.25 M

Show Answer

Answer:

Correct Answer: C

Solution:

0.1 M AgNO3 will react with 0.1 M NaCl to form 0.1 M NaNO3 . But as the volume is doubled, conc. of NO3=0.12=0.05,M



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