The four hydrocarbons of lowest molar mass are methane, ethane, propane, and butane. All are used extensively as fuels in our economy. Calculate the thermal energy transferred to the surroundings per gram (the fuel value) of each of these four and rank them by this quantity.

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Chapter12: Chemical Kinetics
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33. The four hydrocarbons of lowest molar mass are methane, ethane, propane, and butane. All are used extensively as fuels in our economy. Calculate the thermal energy transferred to the surroundings per gram (the fuel value) of each of these four and rank them by this quantity.

 

19. Why are homogeneous catalysts harder to separate from products and leftover reactants than are heterogeneous reactants?

 

PS. If you will just answer 1 question because of the HONOR CODE please answer the number 33 question. But If youre willing to help me in this subject please also answer the 2 questions. Thank you.

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