1.

112% labelled oleum is diluted with sufficient water. The solution on mixing with 5.3xx102gm Na_(2)CO_(3) liberates CO_(2). The volume of Co_(2) given out at 1 atm at 273 K will be

Answer»

1.12 lit
1.23 lit
2.2 lit
25.5 lit

Solution :Final weight of `H_(2)SO_(4)=112` gms
`Na_(2)O_(3)+H_(2)SO_(4)rarrNa_(2)SO_(4)+H_(2)O+CO_(2)`
530 GM 112 gm
= 5 MOLES 1.14 moles
IMPLIES VOLUME of `CO_(2)=1.14xx22.4=25.5` lit.


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