Concept explainers
Dinitrogen monoxide, N2O (commonly called nitrous oxide), is prepared by the careful decomposition of ammonium nitrate and is used as an oxidizing agent in rocket engines as well as a weak general anesthetic (where you may know it as “laughing gas”). However, it is also known to be a powerful greenhouse gas. In a Science magazine article, it was stated that “Human activities may be causing an unprecedented rise in the terrestrial N2O source. Marine N2O production may also rise substantially as result of eutrophication, warming and ocean acidification.” [L. A. Codispoti, Science, Vol. 327, pp. 1339-1340, 2010.]
The powerful greenhouse gas N2O is used as a propellant in cans of instant whipped cream.
- (a) Draw a Lewis electron dot structure for N2O, and specify the formal charge on each atom and the molecular geometry.
- (b) The atom connections are N—N—O. Why is the connection N—O—N not likely?
The highest N2O concentration observed in the ocean is about 800 nM (nanomolar). At this concentration, what is the mass of N2O per liter?
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Chapter 20 Solutions
Chemistry & Chemical Reactivity
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- 2.) It’s a bad day in the lab! Two students are doing experiments. Each is 20 feet away from the professor. At the same time, each of them lets the same amount of a smelly gas into the room. One of them releases ammonia, NH3, and the other releases SO2. NH3 has a pungent odor, and SO2 smells like rotten eggs. The professor has no idea that this has happened, until she smell the first gas. Which chemical will the professor smell first? (NH3 or SO2) . If the professor starts to smell the first gas 42. seconds after the gas is released, how long will it take her to smell the second gas? sec. * Note: It is unsafe practice to work with these chemicals in an open lab.arrow_forwardDefine the term troposphere?arrow_forwardThe average length of an O–O single bond is 132 pm. The average length of an O–O double bond is 121 pm. What do you predict the O–O bond lengths will be in ozone? Will they all be the same? Explain your predictions.arrow_forward
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