What do solutions that conduct electricity contain that differentiates them from solutions that do not conduct electricity?
Group of answer choices

atoms

solutes

molecules

free-moving ions

Stage in which a star’s outer layers have started to cool and grow outward?

State one important difference between a physical change and a chemical change?

Substance 33°f 100°f peanut oil solid liquid margarine solid liquid chocolate chips solid liquid which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.