How many molecules of ozone are present per liter
When air pollution is high,ozone can reach .60 ppm. how many molecules of ozone are present per liter of polluted air if the barometric pressure is 755 mmHg and the temperature is 79 degrees Farenheit?
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An anakysis of river water yields C : N : P = 41.3 : 2.4 : 0.3. Compare this to the Redfield Ratio of C : N : P = 106 : 16 : 1.What is the CEC (in meq/100 g) of a soil that contains 25.8 mcg/ml Ca2+, 3.4 mcg/ml Mg2+, and 2.2 mcg/ml K+?
In a cogeneration scheme, a Diesel engine-generator is used. The Diesel engine-generator is rated at 2000 kWe. What is the total efficiency of the cogeneration scheme?
A 1.2 kg block is initially at rest on a horizontal frictionless surface when a horizontal force in the positive direction of an x axis is applied to the block. The force is given by F(x) = (2.5 - x2)i N, where x is in meters and the initial posit
Consider an air-standard Otto cycle. What is the efficiency of the Otto cycle if the compression ratio is 10 and the specific heat ratio is 1.4?
When air pollution is high,ozone can reach .60 ppm. How many molecules of ozone are present per liter of polluted air if the barometric pressure is 755 mmHg and the temperature is 79 degrees Farenheit?
Consider an air-standard Brayton cycle. What is the efficiency of the Brayton cycle if the pressure ratio is 20 and the specific heat ratio is 1.4?
Cars arrive at a toll booth at Eppley Airfield in Omaha at an average rate of 8 in 20 minutes. Arrivals are Poisson distributed. Compute probability that 15 cars will arrive in the next hour.
Consider light that is refracted by a prism shaped like an equilateral triangle. The incident ray is parallel with the prism's base. What is the total deflection of the ray, given that the index of refraction of the prism material is 1.50 ?
The human eye contains a molecule called 11-cis-retinal that changes conformation when struck with light of sufficient energy. The change in conformation triggers a series of events that results in an electrical signal being sent to the brain.
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