Covalent bonds are also called molecular bonds. These chemical bondings involves atoms sharing electron pairs. Covalent bonding usually happen between 2 non-metals. Non metals are usually found in the left and right most sides of the periodic table. Hence, the answer will be A. N and O since both elements are non-metals.
C. the CO3 in limestone (CaCO3) will nuetralize the acid
A spectrum of the electromagnetic radiation emitted by a source.
Answer:
ABintense pressure and breathin
Explanation:
because scientist never have the tech to go deeper