What is 72 divided by 2

Which of the following is not a required characteristic of a well-written melody? variation in pitch shape lyrics phrase

Air is made of gaseous elements and compounds that interact but are not bound to each other. so air can be considered a

This is chinese will mark brainliest what does hǎo bù hǎo mean? it is used to ask a question, good/not good? it is used when you are indecisive about something. it is used to say that something is both good and not good at the same time. it is incorrect and means nothing.