1.

2.82g of glucose is dissolved in 30g of water. The mole fraction of glucose in the solution is

Answer»

0.01
`0.99`
`0.52`
1.66

SOLUTION :No. of moles of glucose `=(2.82)/(180)=0.01567`
No. of moles of WATER `=30/18=1.667`
Total of moles of solution =0.01567+1.667=1.683
Moles fraction glucose `=(0.01567)/(1.683)=0.0093=0.01`


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