Answer:
C + D
Explanation:
C + D are the reactants because they are on the right side of the equation
(I hope this answer was quick enough!)
Answer:
covalent bonds
Explanation:
The covalent bonds between hydrogen and oxygen atoms in water are polar covalent bonds. The shared electrons spend more time near the oxygen nucleus, giving it a small negative charge, than they spend near the hydrogen nuclei, giving these molecules a small positive charge.
Answer:
D
Explanation:
To coordinate all other human body system so that they can function together to maintain homeostasis