Chapter 1, Problem 144QP

What is the name for the change in physical state described in each of the following processes?

$\begin{array}{l}\left(\text{a}\right)\text{Fe(}s\text{)}\to \text{Fe}\left(l\right)\\ \left(\text{b}\right){\text{CH}}_{\text{3}}\text{OH(}l\text{)}\to {\text{CH}}_{{}^{\text{3}}}\text{OH(g)}\\ \left(\text{c}\right){\text{H}}_{\text{2}}\text{O(g)}\to {\text{H}}_{\text{2}}\text{O(}l\text{)}\\ \left(\text{d}\right){\text{H}}_{\text{2}}\text{O(}l\text{)}\to {\text{H}}_{\text{2}}\text{O(}s\text{)}\end{array}$