help!! i need some notes for review

3. Use the graph below to answer the following questions on hydrocarbons. Boiling Points of Homologous Hydrocarbons Ethane Ethene Ethyne Propane Propene Propyne 0 -20 -40 II -60 -80 -100 -120 a) Determine the boiling point of each hydrocarbon on the graph above. b) Draw a condensed structural formula for each hydrocarbon. c) How does the degree of saturation affect the boiling points of hydrocarbons with the same number of carbon atoms? Boiling point (C)