Suppose you mix two colorless liquids together and a green solid settles to the bottom of the container. explain why you might be confident that a chemical change has taken place.

Under which circumstances are kp and kc equal for the reaction aa(g)+bb(g)⇌cc(g)+dd(g)?

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures

Why do oxygen have a strong attractive force for electrons