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Q.

Match  List-I  and   List-II
 

 List-I  List-II
 [Volume at S.T.P]
a14g of N2i4.48   lit 
b1.2044×1023 molecules N2ii22.4 lit
c18 gm of H2O iii18 mL
d9.033×1023 atoms of Helliumiv11.2 lit 
  v33.6 lit

(Given molar volume of a gas at STP = 22.4lit)
Correct matching is 

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a

a-iv,b-i, c- iii, d-v 

b

a-iv,b-ii, c- v, d-iii 

c

a-ii ,b-i, c- iii, d-v 

d

a-v,b-i, c- ii, d-iv

answer is A.

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Detailed Solution

a) Volume of 14g of N2=1428×22.4=11.2lit
b) Volume of 1.2044×1023 molecules  N2=1.2044×10236.022×1023×22.4=4.48lit
c) Volume of 1 mole  of H2O at S.T.P= 18 ml
d) Volume of 9.033×1023 atoms of He  =9.033×10236.022×1023×22.4=33.6lit

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