Page 2 - HA 2
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1.  You  have  observed  that  salt  and  sugar  completely  dissolved  in  water.  Have  you
                   observed any change in volume of the solution? If not, why?

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               2.  You have observed that soil and sand did not dissolve in water. Have you observed
                   any change of volume of the solution? If so, why?




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               3.  Have you observed the haziness of solution of chalk powder? If so, why?

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               4.  Can you separate insoluble substances from water? If possible, write the method of
                   separation you would follow.

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