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Real, haruru: ndiiche si ideality

Okwu ahụ bụ "ezigbo, haruru" n'etiti chemists na physics akpọ, haruru dị Njirimara nke bụ kpọmkwem dabere na ha intermolecular interactions. Ọ bụ ezie na ihe ọ bụla pụrụ iche directory nwere ike na-agụ na otu ahumachi nke bekee n'okpuru nkịtị na ọnọdụ na otu ebe ala enyene a olu nke dị 22,41108 lita. Nkwupụta a bụ ezi nanị n'ihi na a na-akpọ "ezigbo", haruru ka nke, dị ka Clapeyron akụkụ, ọ bụghị na-eme ike nke ibe mma na repulsion nke ụmụ irighiri ihe, na olu ji site na nke ikpeazụ bụ negligibly obere.

N'ezie, ndị a bekee adịghị adị, n'ihi ya niile arụmụka ndị a na mgbawa bụ kpere n'ọnụ na ikuziri. Ma n'ezie, haruru, nke na-ruo n'ókè ụfọdụ arapu ezigbo iwu dị nnọọ ugboro ugboro. N'etiti ụmụ irighiri nke a bekee bụ mgbe nile ike nke ibe mma, nke pụtara na ha olu bụ ubé dị iche iche si ghọtara nlereanya ya zuru okè. Ọzọkwa, ihe niile n'ezie, haruru nwere mgbanwe degrees nke ndiiche si ideality.

Ma, ebe ọ deere kpamkpam doro anya ọchịchọ: elu mmiri ịgbọ agbọ ebe umi nso efu degrees centigrade, ihe ndị compound ga ịdị iche iche site na ezigbo ihe nlereanya. The akụkụ nke ala nke ezigbo, haruru ekesịpde site na Dutch physics Johannes Diederik van der Waals agha, ha na-napụrụ na 1873. Na nke a usoro, nke nwere ụdị (p + n 2 a / V 2) (V - NB) = nRT , ndinọ abụọ dị nnọọ ọkpụrụkpụ mmegharị tụnyere Clapeyron akụkụ (pV = nRT), kpebisiri ike experimentally. Onye mbụ na-elebara ihe ndị molekụla mmekọrịta, nke na-emetụta ọ bụghị naanị ụdị gas, ma ya olu, njupụta na nsogbu. The abụọ mgbazi kpebisiri ike site molekụla arọ nke umi.

The kasị mkpa mgbanwe nweta data na a elu nsogbu gas. Dị ka ihe atụ, n'ihi na nitrogen na 80 atmospheres exponent. mgbawa ga-adị iche site na ezigbo site ise percent, mgbe nsogbu na-abawanye anọ atmospheres iche ruworo otu narị percent. Oputara na iwu nke ezigbo gas nlereanya bụ daba. Derogation si ha bụ ma quantitative na qualitative. The mbụ egosipụta onwe ya eziokwu na Clapeyron akụkụ-ewetara ihe niile n'ezie gaseous nnọọ Olee ihe enyemaka. Agbahapụ bụ qualitative miri nnọọ emi.

Real, haruru nwere ike gbanwee mmiri mmiri na ihe siri ike ala nke aggregation, nke ga-ekwe omume na ha ịgbasochi na Clapeyron akụkụ. Intermolecular agha na-eme na ndị dị otú ahụ ihe iduga guzobe nke dị iche iche chemical ogige. Nke a ọzọ nwere ike ịbụ na usoro iwu ezigbo gas usoro. The otú kpụrụ nkwukọrịta akpọ chemical ma ọ bụ valence. N'ihe banyere ebe ezigbo gas na-ionized, nime ya amalite na-egosi Coulomb mma agha na-ekpebi na omume nke na, e.g., a plasma, nke bụ a na-azọrọ na-anọpụ iche ionic umu. Nke a bụ eziokwu karịsịa na ìhè nke eziokwu ahụ bụ na plasma physics taa bụ a sara mbara, ngwa ngwa na-emepe emepe na nkà mmụta sayensị ịdọ aka ná ntị, nke nwere nnọọ mbara ngwa astrophysics, ozizi radio efegharị efegharị n'ókè, na nsogbu nke na-achịkwa nuclear anọ na Jeremaya mere.

Chemical nkekọ na ozugbo, haruru site ha ọdịdị adịghị si dị iche na molekụla agha. Ndị na ndị ọzọ na n'ụzọ dị ukwuu na-ebelata ka eletriki na mmekọrịta n'etiti atọm ebubo, nile nke na-wuru atọm na molekụla Ọdịdị nke umi. Otú ọ dị, a nghọta zuru ezu nke molekụla na chemical agha-ekwe omume naanị na ntoputa nke kwantum arụzi.

Anyị ga-ekweta na ọ bụghị ọ bụla ala nke okwu na bụ dakọtara na akụkụ nke Dutch physics, nwere ike na-emejuputa atumatu na omume. Nke a na-achọ ihe na-akpata nke ha thermodynamic kwụsie ike. Otu n'ime ihe dị mkpa na ọnọdụ ndị dị otú ahụ kwụsiri ike mmadụ bụ na ndị isothermal mgbali akụkụ ga-nditịm hụrụ a ọchịchọ belata ngụkọta ahu. Ndị ọzọ okwu, na-amụba ụkpụrụ nke V niile isotherms nke a n'ezie gas ga-ada nwayọọ nwayọọ. Ka ọ dịgodị, na isothermal chaatị Van der Waals agha n'okpuru oké egwu okpomọkụ larịị nke ọwụwa òkè na-hụrụ. The ihe na ndị a zones-ederịta akwụkwọ ozi ndị ejighị n'aka ala nke umi, nke na omume nwere ike ghara ghọtara.

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