Describe the electron arrangement for each of the following elements. you can draw the arrangement or list the number of electrons in each energy level.
a. oxygen

b. magnesium

c. chlorine

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

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

What is another way to determine mass times acceleration?