Answer:
Removing the dirty water and replacing with fresh water. also the fish containing in the aquarium change the system of aquarium.
Answer:
I think its A let me know if im wrong
Explanation:
A covalent bond is a bond between 2 non metals, they share electrons. Ionic bonding occurs between a metal and a non-metal, and they transfer electrons.
Answer:
Titan which orbits Saturn
Explanation:
Answer:
Covalent so it is C.
Explanation:
That is water bro.
H2O and water is covalent since they are shared and they are touching in the picture.
Electrons are being shared not transferred and covalent means they are being shared.
Hope this helps!