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Question

1 M solution of H2SO4 is diluted from 1 litres to 5 litres, the normality of the resulting solution will be:

A
0.2 N
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B
0.1 N
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C
0.4 N
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D
0.5 N
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Solution

The correct option is C 0.4 N
Weight of theH2SO4=Molarity×mol.wt×volume inlitrewt.oftheH2SO4=1×98×1=98

equivalent weight of H2SO4=molecularweightbasicity=982=48

Normality of resulting solution
=wteq.wt×1volumeinlit.=9849×15=0.4N

So the resulting solution normality is 0.4N.

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