What is the mole-to-mole ratio between n2 and h2?

9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?

Nan element’s square on the periodic table, the number with the greatest numerical value represents the