Which statement best illustrates how mixtures and pure substances are different? Mixtures have color; pure substances are colorless.

Mixtures have various odors; pure substances are odorless.

Mixtures are found on the periodic table; pure substances are not.

Mixtures are physically combined; pure substances are chemically combined.

What is the strongest intermolecular force between an nacl unit and an h2o molecule together in a solution? covalent bonding dipole-dipole force hydrogen bonding ion-dipole force

What is the correct equation for cellular respiration?

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.