10. Challenge Write the electron configuration of the following elements. a. the group 2 element in the fourth period
b. the group 12 element in the fourth period
c. the noble gas in the fifth period
d. the group 16 element in the second period

In a reaction equation, where are the products located? a.) above the arrow b.) to the right of the arrow c.) to the left of the arrow d.) below the arrow

In pqr m< p=60 m< q= 30 and m

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.