Question

15. The volume of water to be added to 100 cm of
0.5N H,SO, to get decinormal concentration is-
{CPMT 2006]
(1) 400 cm
(2) 500 cm
(3) 450 cm
(4) 100 cm
25.4 ml of HCL is requir
od​

Answer 1

Answer:

1 400cm

Explanation:

Given,

 N1=0.5 N, 

N2=0.1 N,

V1=100 cm3, 

V2=?

∴0.5×100=0.1×V2

V2=500 cm3 (Total final volume)

∴ Volume to be added

=500−100=400 cm3.

Hence, the correct option is 1

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Answer 2

Answer:400 cm

I hope it's helps you