[2] in which substance are molecules rigidly arranged?
1. water in a freezer at -2degree c 2. water in cup at 22degree c 3. water in a pot at 100degree c 4.water in a steam engine at 110degree c

b..

is the correct one

explanation:

covalent bonds form as valence electrons are shared between two atoms. lewis structures and structural formulas are common ways of showing the covalent bonding in organic molecules. formal charge describes the changes in the number of valence electrons as an atom becomes bonded into a molecule.

c

explanation:

answerleaving cheese out to get moldy;