Sentence examples for react in the presence of from inspiring English sources

Ammonia is manufactured by the so-called Haber-Bosch process, in which hydrogen and nitrogen react in the presence of a catalyst at pressures around 1,000 atmospheres and temperatures around 500° C: N2 + 3H2 → 2NH3.

They cannot say anything about how it will react in the presence of something else.Model behaviourIn the early 1970s Dr Karplus led a research group at Harvard that built some of the early quantum-mechanical computer simulations.

Once the person has learned to take action rather than simply react in the presence of anxiety-provoking cues, the cues become irrelevant, as they did for the rats.

And she is right; just consider how many women directors we are aware of, how many stories for great women – apart from fairy tales – have become movies, how we would react in the presence of a female actor who is not in agreement with the typical beauty guidelines.

These react in the presence of a platinum and cobalt catalyst, generating protons and electrons in the same way as methanol or, indeed, pure hydrogen.Although many at the conference were sceptical, suggesting for example that the Medis cell works only when it is standing up, the firm remains bullish.

That's because the clouds catalyze the reactions that mobilize chlorine into active chemicals that can react in the presence of sunlight to destroy ozone.

The transplanted cells also altered the way the birds' natural tissues and even their genes reacted in the presence of the foreign beak, slightly modifying some surrounding facial features and speeding some gene action, Dr. Trainor notes.

This carbon reacts in the presence of molecular O2 during the regeneration step.

However, commercially in SR, carbon monoxide is further reacted in the presence of water to yield hydrogen and carbon dioxide via the water gas shift reaction (WGS).

In a model reaction, benzaldehyde, β-ketoester and ammonium acetate were reacted in the presence of a catalytic amount (10 mol%) of CdCl2 at acetonitrile reflux.

In our experiment GO reacted in the presence of Ti-peroxo-complex, and some functional group such as (− OH, -COOH) on the GO surface were removed.