Students of class II investigated “Is salt
soluble in different liquids like cooking oil , vinegar and water” .The
students observed and dissolved salt in vinegar ,Cooking oil and water . Students observed and concluded that
salt was soluble in water and vinegar but insoluble in cooking oil. The
investigation was made a fair test by using same quantity of salt in all three
different liquids.Students did this investigation to find out insoluble solids
in different liquids.
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