Presence example sentences

We are aware that normally rain water has a pH of 6 due to the presence of H+ ions formed by the reaction of rain water with carbon dioxide present in the atmosphere.The first is the diathesis or the presence of some biological aberration which may be inherited.HCL is today a leader in the IT industry, employing 41,000 professionals and having a global presence in 16 countries spanning locations in the US, Europe, Japan, ASEAN and the Pacific Rim.The reaction is initiated by homolysis of chlorine molecule in the presence of light or heat.The presence of humus ensures that the nutrients of the dead plants and animals are released into the soil.Thus, the presence of the pi (?) bond makes alkenes behave as sources of loosely held mobile electrons.In the presence of oxides of vanadium, molybdenum or chromium supported over alumina get dehydrogenated and cyclised to benzene and its homologues.This is what Rajat has to say about the challenges of his job: In the capacity of the country manager the global manager has to deal with establishing his company s legal and business presence in the form of a local office or business partner, contacting and negotiating with clients, with legal bodies including lawyers and immigration authorities since the services involve having technical staff from India to be based in USA/Europe, as also with local companies offering recruitment services.Because of the presence of a lone pair on carbon, CO molecule acts as a donor and reacts with certain metals when heated to form metal carbonyls.In short, task performance can be facilitated and improved, or inhibited and worsened by the presence of others.Photophosphorylation is the synthesis of ATP from ADP and inorganic phosphate in the presence of light.The presence of specific chemicals such as lead can cause mental retardation by affecting brain development.For example, despite the presence of a green leaf and optimal light and CO2 conditions, the plant may not photosynthesise if the temperature is very low.To hunt animals or catch fish and birds, people need to be alert, quick, and have lots of presence of mind.जानवरों के शिकार, चिड़िया या मछलियाँ पकड़ने के लिए बड़ा सतर्क, जागरूक और तेज़ होना पड़ता है|The presence of a noxious stimulus or stressor leads to activation of the adrenalpituitary- cortex system.