Answer:
<h3>D. </h3>
Explanation:
<h3>#I'm not sure</h3><h3>#happy learning</h3>
Answer:
Rust is a chemical reaction (oxidation) of iron that occurs over a period of time as the bare metal surface comes in contact with oxygen present in the air or water. Rust "eats" away the metal, rendering it weak and fragile. ... Avoid contact with water or moisture.
Answer:
pH = 5.7
Explanation:
pH = -log[H^+]
For HCl pH = -log[HCl] = - log [2.10 x 10⁻⁶ ] = 5.7
Hope this might help ask me if u have any doubts
Most of the surface of the earth is covered with water and looks blue from space.
