This answer provides the structural formulas for propano, hexano, and pentano in both expanded, condensed, and skeleton forms.
Propano (C3H8):
a. Fórmula estructural expandida: H H H - C - C - C - H H H
b. Fórmula estructural condensada para Hexano (C6H14): CH3(CH2)4CH3
c. Fórmula de esqueleto para Pentano (C5H12): H - C - C - C - C - C - H
https://brainly.com/question/50835239