HELP For each of the following pairs of elements predicts whether they will form a bond that is primarily ionic or one that is primarily covalent. Explain your answers.
lithium (Li) and oxygen (O):

chlorine (Cl) and fluorine (F):

calcium (Ca) and sulfur (S):

Which statement best explains the relationship between an area is geography and the temperature of its surface water

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves

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