Answer:
H-F is a polar covalent molecule in which dipole-dipole interactions exists
C. alpha = nucleus of a helium atom
beta = electron
gamma = photon
no it's not edible
Helium Nucleus
Explanation:
C is the excess reactant.
Reaction is C + O2 --> CO2
1mol of C required to react with 1mol O2
Therefore 15 - 10 = 5moles of C will be in excess
B. When electrons gain energy, they have the power to move up to a higher energy level in an atom.
