a aa ab ac ad ae af ag ah ai aj ak al am an ao ap aq ar as at au av aw ax ay az

Перевод: ammonia

[существительное]
аммиак ; нашатырный спирт

Тезаурус:

1. While nitrate is not as potent as ammonia or nitrite, it can still considerably weaken fish, leaving them open to nitrate poisoning and a variety of lethal diseases.
2. In the 1960's the well-known reaction of carbon monoxide with alkali metals, eg sodium and potassium, liquid ammonia, was shown to give CO (see figure).
3. Almost nobody studied ammonia emissions until recently, but estimates range from 370 kilotonnes for Great Britain to 405 kilotonnes for the UK.
4. However it can become fully charged up with ammonia, and start to leach it back into the water.
5. Dr Helen ApSimon of Imperial College estimates that British ammonia emissions have increased by 50 per cent since 1950, mainly owing to more intensive livestock production and use of agricultural fertilisers.
6. Triple tests for ammonia, nitrite and nitrate have revealed startling fluctuations over a few days.
7. Concentrated sources of soluble nitrogen applied on the surface as superphosphate or sulphate of ammonia encourage shallow rooting and discourage earthworms.
8. One leading idea is that gases such as hydrogen cyanide, methane, and ammonia dissolved in pools (as they surely would) and that as these pools evaporated, the compounds became more concentrated, and finally reacted together to form more complex organic molecules.
9. Ever since human beings first began to practise agriculture, 10 000 years ago, or at least since they learned to fertilize the fields, they have caused extra quantities of nitrogen oxides and ammonia to flow into the atmosphere.
10. When reinstalled, reversing the flow will give an undergravel system that will remain active for years because the water is pre-filtered and only clear water passes through the gravel where nitrifying bacteria break down the ammonia and nitrites.
11. I am trying ammonia remover in my filter instead of carbon to see if it is cheaper to run.
12. Typically, the nutrients added are limited to sources of ammonia, nitrogen and orthophosphate, while the electron acceptor is often molecular oxygen delivered as hydrogen peroxide.
13. In addition to carbon dioxide, the atmosphere also contains trace amounts of methane, ammonia, hydrogen, oxides of sulphur and oxides of nitrogen.