Hydrogen sulfide gas is bubbled through excess
potassium hydroxide solution.
h2s + 2oh– → s2– + 2h2o

write the balanced chemical equation excluding spectator ions. how do you get there from
h2s + koh -> k2s + h2o ?

What is impossible to do with a hypothesis

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.