Why does salt
dissollve in water act as an antifreeze

Salt disrupt the bonds of hydrogen in water. This makes the freezing point of water decrease. In other words, as the saltiness increases, the freezing point decreases. This is why salt dissolved in water acts as antifreeze. Best of luck to you, my buddy.

Both models are effective because they show the valence electrons, and these valence electrons indicate the reactivity of an element.

The answers is a nuclear changes