Question

3 Whether impurity increases, decreases or has no
effect on mel
melting point ?​

Answer 1

Explanation:

Impurities in a solid cause a melting point depression because the impurity disrupts the crystal lattice energies. ... The more concentrated the solute, the greater the interference and the lower the freezing point of the solution. This concept can be applied to melting point (or freezing point) of a pure compound.