Does a mole of hydrogen have the same mass as a mole of oxygen?
explain your answer.

Nonpoint source pollution is difficult to control because it

Fossil fuels are organic compounds that are made from

Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point