1.

4. The property of a substance by which it dissolves in water is :a. transparencyb. hardnessc. floatation5. The property of a material to allow the flow of electric current is calleda. hardnessb. transparencyc. conductivity​

Answer»

Answer:

1.actually it should be solubility,but here they didn't gave that option. so HARDNESS is the relevant option.

2.conductivity

Explanation:

hardness is SOMETHING about the shape of a SUBSTANCE (resistance to deformation). if a substance have less hardness it have less resistance to change it's shspe hence it DISSOLVE more and vice versa.

hope it helps...



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