Some Basic Concepts Of Chemistry Question 234

Question: Hydrochloric acid solutions A and B have concentration of 0.5 N and 0.1 N respectively. The volume of solutions A and B required to make 2 litres of 0.2 N hydrochloric are [KCET 1993]

Options:

A) 0.5 l of A + 1.5 l of B

B) 1.5 l of A + 0.5 l of B

C) 1.0 l of A + 1.0 l of B

D) 0.75 l of A + 1.25 l of B

Show Answer

Answer:

Correct Answer: A

Solution:

NV=N1V1+N2V2

0.2×2=0.5x+0.1(2x)

0.4=0.5x+0.20.1x

0.2=0.4x

x=12L=0.5L



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक