Ho okumu, Secondary ka hoʻonaʻauao a me nā kula
Ke molar nuipa o ka oxygen. He aha ka ka molar nui o ka oxygen?
Nā'ātoma o ka oihana mua a me nā hui lātoma ho'āʻo negligible nuipa a. E hoʻopaʻa haʻawina i ka laupaʻi hoahanau, i ho'ākāka 'ia Nine Inch reactions, ka hoʻohana' ana kekahi mau physical mea. Kekahi o ia mau mea - ka molar nui, i hiki ke ho omaulia no na nā'ātoma, Ion a me nā lātoma. Kekahi o ka mea nui hehee wale ma ka Honua - oxygen, a me kona komo ana, he nui reactions a me keʻano o ka hanaʻana. E hana i ka helu, e like me na nā papakuhikuhi o ka hui hoʻohana naoh nā helu kaulike molar nui o ka oxygen, i ka heluna hapauuku like me kona hoahanau ke kaupaonaʻana o ka'Ātoma paha lātoma.
ka oxygen
General 'ike e pili ana i ka oxygen ma (Nine Inch hehee ai)
- Lakina inoa - Oxygenium;
- Nine Inch hōʻailona - O;
- waiho i loko o ke keena hapa 16 o ka mua pūʻulu (mua - hui VI A) o ka papa'āweʻaweʻa kemika papaʻaina;
- Ua Aia i loko o ka lua o ka manawa koke ma hope o naikokene mua fluorine;
- Ua pili ia i ka ohana chalcogen;
- hehee ai helu i loko o ka papa'āweʻaweʻa kemika papaaina, a me konaʻoihana o nuclei o nā'ātoma - 8.
Oxygen ma o kekahi o na eiiiiiaiou o ka lewa no ka lōʻihi manawa hiki ole ke kaʻawaleʻana i loko o ke gula palapala. Kinoea i kapaʻia ka "ola-hāʻawi", "ka elixir o ke ola." Hoʻolauleʻa Ua puʻunaueʻia ka puka o ka oxygen ma waena o ka honua-ikeʻepekema: K. Scheele, J. Priestley, Antoine Lavoisier .. Kaʻia "oxygen ma" Lavoisier i manaoia, ma muli o ka nui kūlana o ka waiwai, kona nā'ātoma i loko o ke kahua o oxides a me nāʻakika.
Pehea e huli i ka molar nui o ka hehee ai paha ka waiwai?
Nine Inch ho I ka hana pono, e ike i ka nuipa a komo i loko o nā reactions o nā'ātoma a me nā lātoma o ka waiwai. Akā, ka mea, uaʻoi aku ko uuku, a complicates ka hoʻohana o ia mau huahelu, e like me nā huna a me kilograms. Ka pāʻoihana i loaʻa: kaumaha aku nā Hawaiʻi e kōkua ai i nā helu. No ka laʻana, ma ka kemika Hawaiʻi e pili'ātoma a me ka hakakino nuipa a. Ke pili'ātoma nuipa a (Ara) e like me ka mea kino nui i ua wahahee ma ka 1961 makahiki. Kona waiwai, ua like ia 1/12 o ka nui o ke kalapona'Ātoma (ka kālaiōewe 12 C).
E ho hoʻohana 'ana i nā papakuhikuhi a me nā helu kaulike a me ka hana ana o keia a me nā loina Pono e hoomanao i kekahi mau rula:
- Mass'Ātoma i loko o ka papa'āweʻaweʻa kemika'ōnaehana kekahi ma ka aoao o Nine Inch hoailona. Ke molar nuipa i ka ia laulā cia akā, me na huahelu g. / Mol.
- Weight o kekahi kameleona o ka waiwai a me ka nānā 'ia mai ka haʻilula o ka hui e no i ka huina o ka molar nui o nā mea a pau (particles) i loko o ka lātoma.
- Inā ka Nine Inch haʻilula mea he 'inideka e hoike ana i ka helu o mall naehana, ia mea e pono ke hoonui i ka molar nui o keia kaʻi lau waiwai.
'ātoma a hakakino ke kaupaonaʻana o ke ka oxygen
Ke'ātoma nuipa o ka o oxygen ua loaa ma muli o ka helu a me ka hāʻawi 'ana o ekolu o kona maoli isotopes:'Ara (G) = 15,999 (i loko o ke aloha ka m ...). Ma ka helu, ua nui ua ana ua hoʻokōʻia, huli 16. No kēlā me kēia hehee ai o kona'ātoma kaumaha - ikaika. Mai ka ike kaumaha o nā'ātoma o ka hehee ai me ka'ātoma helu 8 hiki ke loaʻa ma ka molar nui o ka oxygen hehee ai. M (O) = 16. kekahi dimensionless physical nui - ke hakakino kaumaha o ka o oxygen - pili i ka mea waiwai. E huli i ka nuipa a o oxygen lātoma, ma ka hoonui i ke kaupaonaʻana o ka'Ātoma ma ka stoichiometric kaʻi lau waiwai i loko o ka haʻilula: Mr (O 2) ='Ara (G). 2 = 16. 2 = 32. I ka hana pono, aole hoi he pono i ka pohihihi mai i ka molar nui o ka oxygen, no ka mea, kona waiwai ka heluna hapauuku like i ke kaumaha o nā lātoma o ka waiwai akā, me ka pa alima o ka ana o ka g. / Kameleona. No kekahi mau hui o kona hakakino kaumaha mea ikaika, ua hoʻomano hoʻohana 'e hoʻomaulia i ka nui a me ka nuipa o ka waiwai.
ka nui o ka waiwai
I kemika, no ka pono o ka ho, ka mea hoʻohana kekahi o ka mea nui physical mea - i ka nui o ka waiwai. Ua pili ole i ke kaupaona ana, a me ka helu o mall naehana. Ke pa alima o ka ana o ka nui o ka waiwai i loko o ka International System (Si) loaa 1 Mol. Ike ana 1 Mol kikowaena ia (particles) e like me ka mea i kakauiaʻi ma ka 12 g. O ka kalapona kālaiōewe 12 C hiki ke pōpilikia helu o nā'ātoma, nā lātoma, Ion, electrons na ma ka hoao ana hapa o kekahi waiwai. Kekahi a eia i Ua kapaʻia ma hope o ka nui nä känaka 'epekema Italia Avogadro (denoted N A),ʻo ia hoʻi i ka helu o mall (particles) a iloko ona i kakauia i ka waiwai nui ina - 1 Mol. Ka laulā waiwai o ka Avogadro a eia i - 6,02. October 23 1 / kameleona. He ka helu o nā'ātoma (nā lātoma, Ion) i kekahi molar nui. Inoa o ka mea kino nui - M pa alima - 1 g. / Mol, no ka i ka ho omaulia haʻilula - M = m / n. (M - ke kaupaonaʻana (g), n - nui o ka waiwai (kameleona)).
He aha ka ka molar nui o ka o oxygen
Ma ka hana pono, aole hoi he pono e hoʻohana i ka haʻilula M = m / n., E hoʻomaulia i ka molar nui o ka oxygen. Ma ka hoʻoponopono pilikia ua koi 'ia e hooholo i ka loa, ka mea i ka nui, a me ka' imi i ka helu o ka waiwai. Ma ka hihia mua ua hoʻohana 'ia no ka ho omaulia haʻilula ka m = n. M, i loko o ka lua - N = m / M. Ka laulā waiwai o ka molar nuipa like me ka nuipa a hehee ai'Ātoma, a no ka waiwai a - lātoma. No ka laʻana, ka mea hū o ka 16 g. Mea 1 kameleona o ka oxygen hehee ai. M (O 2) - ka molar nuipa o ka oxygen ma lātoma, i mea like me 32 g. / Kameleona.
Ke molar nuipa o ka o oxygen like paha
Kapaia hoʻokoe like ke kaupaonaʻana o ka 1 Mol o monovalent nā'ātoma o kekahi hehee ai. I mau, me ka like kaumaha hiki ke nānā 'ia e ka mahele ana i ka molar nui o nā'ātoma o Nine Inch hehee ai ma kona valency, loaʻa ma ka haʻilula o ka mau hui. Ma ka hapanui o kona oxygen ma i huiʻia e like Nine Inch-hehee ai chalcogen mea divalent. Molar nuipa o ka o oxygen hiki ke loaʻa ma ka papa'āweʻaweʻa kemika papa, kona ua hoʻokōʻia cia - 16. Ka like paha ke kaupaona ana o ke emi o 2 manawa - 8 kemika pili kānāwai hoʻokoe, i hākālia nō ia i reacted pu i ka waiwai ma ka dala like me kā lākou mau hoʻokoe. I ka hana ho ke hoʻohana i ka like molar nui o ka o oxygen, e hooholo i ka like paha ke kaumaha o ka waiwai no ka i mea mea IKE OLE IA.
Oxygen ma - kekahi o ka loa nui hehee wale i loko o ka honua i ka pńpa, helu mahina no 46,6% o ka nuipa a. A noʻonoʻo e pili ana me ka ia inoa - i ka lua o ka loa, he pono ole i loko o ka honua i ka lewa. Ka maʻiʻo o hakakino oxygen ma loko o ka lewa - 20,947% ma ka buke. Me ke kōkua o nā lālā nā'ātoma a me nā lātoma ana he nui reactions a me keʻano o ka hanaʻana i loko o ke akamai, hana, ke aloha a me ka'okanikaʻole ano. He nui ke lawe i loko, no ka laupaʻi ana i loko o kēia mau keʻano o ka hanaʻana, a kōkua ai i nā loa i ka hoʻohana 'ana o ke kino ai' mea, me molar nui o ka oxygen.
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