Complete the table to show the state symbol before and after the change. Change of state
Water boils in a kettle
Ethene is converted to poly(ethene)
Crystals of iodinc sublime on h. eating

Now consider the reaction when 45.0 g naoh have been added. what amount of naoh is this, and what amount of fecl3 can be consumed by it?

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

Aphysical reaction is a process in which one or more reactants change into one or more products with different properties. select the best answer from the choices provided t f