Although nitric oxide is thermodynamically unstable, it is kinetically stable as its decomposition rate is very slow [ref] and so it is considered stable and won't normally react to anything. The end of the test tube may be immersed in this if the reaction should become too rapid. Can explode at high temperature (after vaporization). NITROUS OXIDE is a weak oxidizing agent. Since nitrous oxide is fairly soluble in cold water, use water as hot as possible in the trough and bottle. Answer 2: In general, hot water dissolves fewer gases (like oxygen or carbon dioxide) but more solids (like salt or sugar) than cold water does. The answer to your question, given the way it was asked, depends on your definition of soluble. One volume of water dissolves 739 volumes of ammonia at 20 deg C , so at 40 deg C some less volume of ammonia will dissolve than this quantity. It is used in surgery and dentistry for its anesthetic and analgesic effects. For this reason water temperature of this scrubber is maintained at about 40 deg C as nitrous oxide dissolves in cold water but not in hot water. Nonflammable but supports combustion. Estimated nitrous oxide emissions have been roughly constant in the 1990s, without an obvious trend. Extractable cold water carbon (CWC), indicative of water soluble C, was extracted by combining 3 g dry weight equivalent of soil and 30 mL of DI followed by 30 min of mixing, centrifuging for 20 min (3500 rpm), and filtering through Avantec 5C filters . Nitrous oxide in bottom water (all seasons) was best predicted by nitrate and oxygen concentration (r 2 = .54). Emissions estimates for N 2 O are more uncertain than those for either carbon dioxide or methane. Then the soil was extracted again to obtain hot water‐extractable carbon (HWC), which is related to microbial biomass. So for hot water, which is less soluble than cold water, the dissolved oxygen is released. Nitrous oxide (N 2 O) makes up approximately 5% of U.S. GWP-weighted greenhouse gas emissions. So, nitric oxide wouldn't normally hydrolyze easily. But in the presence of air, it forms nitrous acid $(\ce{HONO})$: $$\ce{4NO + O2 + 2 H2O -> 4 HNO2}$$ At room temperature, it is a colorless non-flammable gas, with a pleasant, slightly sweet odor and taste. The surface water model (all seasons) had nitrate, temperature, and the percentage of agricultural land in the catchment as the independent variables explaining 58% of the variation in N 2 O. Nitrous oxide (also called dinitrogen oxide or dinitrogen monoxide, or sometimes laughing gas) is a chemical compound with the chemical formula N 2 O. Place a large beaker of cold water near your apparatus. Vapors can undergo a violent reaction with aluminum, boron, hydrazine, lithium hydride, phenyllithium, phosphine, sodium, tungsten carbide [Bretherick, 5th ed., 1995, p. 1686].