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Unformatted text preview: approximately 390 ppm, how long will it take before the CO 2 concentration decreases to a level of 290 ppm, the approximate level prior to the industrial revolution, assuming no additional CO 2 emissions. 4. The following are data taken from an experiment assessing the removal of an organic chemical from water using oxidation by ozone. Do these data fit a 0-order, 1 st-order, or 2 nd-order rate expression? Provide sufficient justification for your answer, and report the correct rate coefficient in the correct units. Time (hr) Concentration of organic (mg/L) 15 6 8.1 12 5.3 24 3.3 48 1.9 72 1.2 96 1.0 5. Dr. Whacko needs to know the rate at which his new bird flu vaccine decomposes in water. He conducts a batch experiment that gives the following data. (a) Is this a 0-order, 1 st-order, or 2 nd-order reaction? WHY? (b) What is the rate coefficient, reported in the correct units ?...
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- Spring '11
- Masten, Homework Assignment No., Natural Environmental Systems