Pick out the correct match(es) of element and number of valence electrons. Draw a planetary model of each atom to help you choose the best answer. a. Oxygen—6 b. Chlorine—8 c. Phosphorus—5 d....

Pick out the correct match(es) of element and number of valence electrons. Draw a planetary model of each atom to help you choose the best answer.

a. Oxygen—6

b. Chlorine—8

c. Phosphorus—5

d. Nitrogen—3

e. Carbon—4

Important functions of water include which of the following?

a. Provides cushioning

b. Acts as a transport medium

c. Participates in chemical reactions

d. Acts as a solvent for sugars, salts, and other solutes

e. Reduces temperature fluctuations