1.

The table given below shows number of grams of five different solids dissolving in 100 g of the solvents : water, alcohol and chloroform (all at 20^(@)C). {:("Solvent","Salt","Sugar","Iodine","Chalk","Urea"),("Water",36.0,204.0,0.6,0.0,100.0),("Alcohol",0.0,0.0,20.0,0.0,16.0),("Chloroform",0.0,0.0,3.0,0.0,0.0):}(a) Which solid dissolves best in water at 20^(@)C ?(b) Which solid is maximum soluble in alcohol ?(c ) Which solid is insoluble in all the three solvents ?

Answer»

Solution :(a) Sugar is best SOLUBLE in water at `20^(@)C`
(b) IODINE is maximum soluble in alcohol.
(c ) CHALK is insoluble in all the three SOLVENTS.


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