Question 1: Which of the two fuels below should have a higher octane rating? Please explain.
(a) Octane (CH3CH2CH2CH2CH2CH2CH2CH3) or 2,3,3-trimethyl-pentane [CH3CH(CH3)C(CH3)2CH2CH3]?
(b) Benzene or hexane?
Question 2: Water gas (which is is a mixture of H2 and CO) can be made by reacting red hot charcoal (C) with steam (H2O).
a. Write the balanced equation for this reaction.
b. Show, how can the obtained water gas itself be used as a fuel (write the balanced reactions of complete combustion of H2 and CO).