Question

1. how might waters polarity affect the way water molecules arrange themselves during the freezing process? write an explanation or draw a model in the empty circle next to the ice in the image below.

Explanation:

Step1: Recall water polarity concept

Water ($H_2O$) is a polar molecule due to the electronegativity difference between oxygen and hydrogen. Oxygen is more electronegative, creating a partial - negative charge on the oxygen atom and partial - positive charges on the hydrogen atoms.

Step2: Understand hydrogen bonding in water

The polarity of water molecules allows for hydrogen bonding. In liquid water, hydrogen bonds are constantly forming and breaking. The water molecules are relatively close together and move freely.

Step3: Analyze water behavior during freezing

As water freezes, the hydrogen bonds cause the water molecules to arrange themselves in a more ordered, open - lattice structure. The partial positive hydrogen atoms of one water molecule are attracted to the partial negative oxygen atoms of neighboring water molecules. In ice, the hydrogen bonds hold the water molecules in a fixed, hexagonal pattern, which makes ice less dense than liquid water.

Answer:

Water's polarity leads to hydrogen bonding. In liquid water, hydrogen bonds are transient, and molecules move freely. During freezing, hydrogen bonds cause water molecules to form a stable, open - lattice hexagonal structure in ice, due to the attraction between the partial positive hydrogen and partial negative oxygen of different water molecules.