cost of synthetic gasoline

[hkhenson]

At 12:00 PM 5/15/2008, Curtis Burisch wrote:

snip

>As for synthetic petrol,

snip

>Don't believe me?

No.

>Energy density of petrol (per kilogram)        45,000.00  kJ / kg
>Density of petrol                                 737.22  kg / m^3
>Energy density of petrol (per litre)           33,174.90  kJ / L
>Metric/imperial conversion factor                0.26417  gallons / L
>Energy density of petrol (per gallon)         125,580.66  kJ / gallon
>Cost per kilojoule ( == kWh) (hypothetical)        $0.01  $ / kJ
>Price per gallon (hypothetical)                $1,255.81  $ / gallon

You dropped a factor of 3600 going from kjoule (kwatt second) to kWh

Which brings the price down to 35 cents a gallon.

Don't feel bad about it, Jordan Kare caught an error almost this big 
in something I did recently.

Keith