What is common among all three types of forests in the Venn diagram?

If a || b and e || f, what is the value of y ?

What is the subscript for oxygen in its molecular formula

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