Question

elements, compounds, and mixtures
heather brown
multiple-choice question
if a substance has a fixed volume and fixed shape, and
the molecules are always touching, it must be a
gas
solid
liquid
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Explanation:

In solids, molecules are closely packed and have strong intermolecular forces. This results in a fixed shape and volume as the molecules are always touching each other. Liquids have a fixed volume but take the shape of their container (molecules are touching but can move past each other). Gases have neither a fixed shape nor a fixed volume (molecules are far apart).

Answer:

Solid