Calculate the number of molecules in 14.3 mol H2O.

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

When a septic tank backs up a goes in to clean it out

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?