Water and oxygen gas are the products of a chemical reaction which are the most likely reactants for these products

Why is nh3 classified as a polar molecule

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid

When can a hypothesis be elevated to the status of a theory? a) when it is validated by an experiment b) when data gathered from an experiment precisely fits predictions c) when it can be proved to be true d) when it meets the test of repeated experimentation