1.Which sample has a lower melting point? 2.Which sample has a higher melting point?
3.Which sample melt completely within a short period of time?
4.Is there sample which seems to be not melting?What is it?
5.From the given samples, identify the pure substance (A) and the mixture (B)
A. Pure Substance_
B. Mixture_
6.Differentiate pure substances from mixtures in terms of melting point.

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