# Differences

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 co2fromcars [2012/01/20 11:06]mike created co2fromcars [2012/01/25 09:21]mike 2012/01/25 09:21 mike 2012/01/25 09:08 mike 2012/01/20 11:06 mike created Next revision Previous revision 2012/01/25 09:21 mike 2012/01/25 09:08 mike 2012/01/20 11:06 mike created Line 26: Line 26: ----- ----- - So how many molars of <​math>​CO_2​ are produced from one molar of octane? + So how many molars of <​math>​CO_2​ are produced from one litre of octane? Per eq. 1, Per eq. 1, Line 53: Line 53: ----- ----- - The atmosphere is currently at 387ppm <​math>​CO_2​. ​ 407ppm is considered unprecedented (+20ppm). ​ How much atmosphere is required to dilute this CO_2? + The atmosphere is currently at 387ppm <​math>​CO_2​. ​ 407ppm is considered unprecedented (+20ppm). ​ How much atmosphere is required to dilute this <​math>​CO_2​? <​math>​ 1216.03 L \; CO_2 \times \frac{1,​000,​000L}{20L} ​ <​math>​ 1216.03 L \; CO_2 \times \frac{1,​000,​000L}{20L} ​ Line 82: Line 82: The atmosphere is 120km high, but realistically,​ the density drops off to zero out there, so we can half that to get a reasonable number for a "​dense"​ atmosphere. ​ Assuming an atmosphere of uniform density and an altitude of 60km, what percentage of a square km is this? The atmosphere is 120km high, but realistically,​ the density drops off to zero out there, so we can half that to get a reasonable number for a "​dense"​ atmosphere. ​ Assuming an atmosphere of uniform density and an altitude of 60km, what percentage of a square km is this? - Volume of the atmosphere: + Volume of 1 square km of atmosphere: <​math>​ 60km \: \times \: 1km\times \: 1km ​ <​math>​ 60km \: \times \: 1km\times \: 1km