Asap 20pts. and brainliest renewable energy house hold and regular energy comparison, which one is the cheapest one and what are the savings a family can have by having a renewable energy house hold?

What is the chemical formula of the following compound

Identify a strong intermolecular force of attraction between an alcohol

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.