Pls solve this and explain in detail..
Example 11. The cost of table salt (NaCl) and table sugar ( C 12 H 22 O 11 ) is Rs. 2 per kg and Rs. 6 per kg, respectively. Calculate their costs per mol.
 

 Dear student ,
mol.mass of NaCl = 58.5 gm/mol and sugar = 342 gm/mol 
now for the NaCl ; cost of 1 kg or 1000 gm = 2 Rs.
                                therefore for 58.5 gm or 1 mole  = 0.117 Rs.
and for the sugar ; cost of 1kg or 1000gm = 6 Rs.
                              therefore for 342 gm or 1 mole = 2.052 Rs.
  Regards

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Is my first part correct?

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Ch
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Yes @Utkarsh first part is correct...
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