How many moles are there in 2.75L of a 2.0M solution

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

What is the mass of sodium in 3 moles of sodium chloride

Joan writes four numbers on the board in standard form, and then she writes their scientific notation