Chemistry
Chemistry, 06.07.2019 05:30, angellong94

Two states of matter are described below. state x: particles are ions that are far apart state y: particles are molecules that are far apart which combination of the state and a substance in that state is correct? state x = lightning; state y = air state x = oxygen; state y = neon state x = oxygen; state y = water state x = air; state y = milk ben wrote the following examples of changes in substances. example a: vegetables are chopped. example b: food is broken up into simpler form during digestion. which statement is correct? both are examples of physical changes. both are examples of chemical changes. example a describes a physical change and example b describes a chemical change. example a describes a chemical change and example b describes a physical change.

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