Homework Answers
The main role of the ozone layer in the earth's atmosphere is to absorb the ultraviolet rays coming from the sun and protect the living things present on earth from its harmful effect. In absence of this layer, plants will not be able to grow and there would be no life on earth without the plants.
5. Chlorine destroys the Earth's ozone layer by the following precess. CI + O3 → CIO...
5. Chlorine destroys the Earth's ozone layer by the following precess. CI + O3 → CIO +02 ClO + O → Cl +O2 The O atoms in the second step come from the decomposition of ozone by sunlight: A. What is the net reaction for these three steps? B. What is the role of the chlorine atoms? C. Are there any intermediates? If yes, identify
CO2 in the atmosphere is absorbed by and converted into biomass. the ozone layer photosynthetic organisms...
CO2 in the atmosphere is absorbed by and converted into biomass. the ozone layer photosynthetic organisms other atmosphere gases urban areas
QUESTION 21 The troposphere (the lowest layer in the atmosphere) of Venus is quite cold and...
QUESTION 21 The troposphere (the lowest layer in the atmosphere) of Venus is quite cold and thin is a layer with quite a bit of water vapor, held down by the pressure of the layers above has roughly the same air pressure as the troposphere of the Earth resembles being about a kilometer or so under the Earth's ocean - a huge mass of air keeps temperatures pretty much the same all over the planet resembles the ozone layer of...
During the Precambrian, the development of the ozone layer helped A) primitive organisms on Earth's surface...
During the Precambrian, the development of the ozone layer helped A) primitive organisms on Earth's surface to nucleate. B) shield Earth's surface from harmful ultraviolet radiation. C) promote the emergence of stromatolites. D) promote the development of anaerobic organisms.
4. [10 pointsl Consider a two-layer model of the Earth's atmosphere. A "main" atmospheric layer of...
4. [10 pointsl Consider a two-layer model of the Earth's atmosphere. A "main" atmospheric layer of temperature Tm that is transparent to solar radiation and absorbs a frac- tion ε-0.77 of terrestrial radiation A "thin layer with temperature Tt, above this main layer that is transparent to solar radiation and absorbs a small fraction ε « l of terrestrial radiation. This layer is often called the "planetary skin." Page 2 Calculate the temperature T,. This temperature represents the coldest temperature...
Approximating Earth's atmosphere as a layer of gas 6.6 km thick, with uniform density 1.3 kg/m^3...
Approximating Earth's atmosphere as a layer of gas 6.6 km thick, with uniform density 1.3 kg/m^3 , calculate the total mass of the atmosphere. m_atomsphere = Compare your result with Earth's mass. m_atomspher/m_Earth =
A-if you used a can of spray paint to write "save the ozone layer!" on the wall why would this be...
a-if you used a can of spray paint to write "save the ozone layer!" on the wall why would this be funny? b-what causes Aurora Borealis and Aurora Australis? c-what causes the polar ozone holes? d-describe the regions of the Earth's atmosphere. e-how do volcanic eruptions affect the climate what is the greenhouse effect? what characteristic makes a gas a greenhouse gas? f-describe three human activities that generate CO2 and list two mechanisms for the uptake of CO2 g-briefly describe...
30.That portion of the stratosphere that contains an increased level of ozone: a. ozone layer b....
30.That portion of the stratosphere that contains an increased level of ozone: a. ozone layer b. atmospheric layer c. gravitational layer d. geographic layer 31. High temps in automobiles produce: a. nitrogen dioxide b.hydrogen dioxide c. carbon dioxide d. oxygen
10. Ozone layer. The destruction of the ozone layer by chlorofluorocarbons (CFCs) can be described by...
10. Ozone layer. The destruction of the ozone layer by chlorofluorocarbons (CFCs) can be described by the following reactions: CIO (g) + 03--CI (g) + 2O2(g) Δ/h,--29.90 kJ 2 0, (g)- 30 g)n +24.18 kJ Use the preceding AHxn values to determine the value of the standard heat of reaction for this reaction: Cl (g) + O3 (g)-CIO(g) + O2 (g) AHan rxn
Define thinning of the atomospheric ozone layer.
Define thinning of the atomospheric ozone layer.
5. Chlorine destroys the Earth's ozone layer by the following precess. CI + O3 → CIO +02 ClO + O → Cl +O2 The O atoms in the second step come from the decomposition of ozone by sunlight: A. What is the net reaction for these three steps? B. What is the role of the chlorine atoms? C. Are there any intermediates? If yes, identify
CO2 in the atmosphere is absorbed by and converted into biomass. the ozone layer photosynthetic organisms other atmosphere gases urban areas
QUESTION 21 The troposphere (the lowest layer in the atmosphere) of Venus is quite cold and thin is a layer with quite a bit of water vapor, held down by the pressure of the layers above has roughly the same air pressure as the troposphere of the Earth resembles being about a kilometer or so under the Earth's ocean - a huge mass of air keeps temperatures pretty much the same all over the planet resembles the ozone layer of...
4. [10 pointsl Consider a two-layer model of the Earth's atmosphere. A "main" atmospheric layer of temperature Tm that is transparent to solar radiation and absorbs a frac- tion ε-0.77 of terrestrial radiation A "thin layer with temperature Tt, above this main layer that is transparent to solar radiation and absorbs a small fraction ε « l of terrestrial radiation. This layer is often called the "planetary skin." Page 2 Calculate the temperature T,. This temperature represents the coldest temperature...
Approximating Earth's atmosphere as a layer of gas 6.6 km thick, with uniform density 1.3 kg/m^3 , calculate the total mass of the atmosphere. m_atomsphere = Compare your result with Earth's mass. m_atomspher/m_Earth =
10. Ozone layer. The destruction of the ozone layer by chlorofluorocarbons (CFCs) can be described by the following reactions: CIO (g) + 03--CI (g) + 2O2(g) Δ/h,--29.90 kJ 2 0, (g)- 30 g)n +24.18 kJ Use the preceding AHxn values to determine the value of the standard heat of reaction for this reaction: Cl (g) + O3 (g)-CIO(g) + O2 (g) AHan rxn
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