C3H8 + 5O2 -----> 3CO2 + 4H2O
This is propane burning in air or pure oxygen.
Localized molecular orbitals are molecular orbitals which are concentrated in a limited spatial region of a molecule, for example a specific bond or a lone lake on a specific atom.
Answer: Each pair of shared electrons is a covalent bond which can be represented by a dash.
Explanation:
In a Lewis dot structure, the central atom can share electrons through bonds with the surrounding atoms, and this can look like a dash between the atoms.
I believe the best description comparing the structure of carbohydrates and nucleic acids would be A.