Solutions Question 187

Question: The volume of water to be added to 100cm3 of 0.5 N H2SO4 to get decinormal concentration is [KCET (Engg.) 2001]

Options:

A) 400 cm3

B) 500 cm3

C) 450 cm3

D) 100 cm3

Show Answer

Answer:

Correct Answer: A

Solution:

Suppose the total volume of water = x
100cm3×0.5N=x×0.1N
x=100×0.50.1=500cm3 Therefore the volume of water added =Totalvolume–100cm3

=500100=400cm3 .



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक