Which statment best explains why liquids and gases can flow but solids cannot

Solids have a dignified structure. The particles are stuck together causing them to not flow. Liquids and gases have particles that move around so they can take the shape of their container.

nacl or sodium chloride is an ionic compound. this is because an ionic compound pertains to a compound that consists of positively and negatively charged ions. in this case, na (sodium) has a tendency to lose one electron when it reacts with with other atoms, so the resulting sodium ion contains 11 protons and 10 electrons, thus making it positively charged (na+), when chlorine reacts, it usually gains one electron to form an ion called chloride, thus making it negatively charged ( since the ions are oppositely charged, they attract.