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Solution


Q.

What is the mole fraction of the solute in a 1.00 m aqueous solution               [2015, 2011]
1 1.770  
2 0.0354  
3 0.0177  
4 0.177  

Ans.

(3)

1 molal aqueous solution means 1 mole of solute is present in 1000 g of water.

∴    xsolute=11+100018=156.5=0.0177