SebopehoSaense ea

Basic Mokgwa wa ho Nahana limolek'hule fisiks

Limolek'hule fisiks - e pharaletseng a lekala ea fisiks hore o ithuta sebōpeho sa taba ka phahameng ka ho ea limolek'hule, ho fetola entsprechen macroscopic ea tsamaiso ea tlas'a tšusumetso ea tikoloho ka ntle, mohato ho fetoha. The thepa ea polymers le lero la mali le tsona hlahloba fisiks ea limolek'hule. Mekhoa le litlhaloso tsa karolo ena, e leng tla ba le thuso ho rarolla mathata a ka fanoa ka sehlooho sena.

bopa dikgopolo tsa mantlha karolong

Molek'hule - nyenyane ka ho fetisisa ya ka yuniti ya ntho e hore na kaofela ha thepa ea eona.

Se setle sa khase - khase eo matla a sebelisana le intermolecular ke lefela, molek'hule e nkoa e le ntlha ea lintho tse bonahalang, 'me ho otla therebetween rekere feletseng. mekhoa e mengata ea fisiks ea limolek'hule sebelisa mabapi le khase loketseng.

Energy - e ngata eo ba tsebahala ka bokhoni ba tsamaiso ea ho sebetsa.

Khiro - ka tjhelete e ea matla isoa tsamaiso ka fetola entsprechen lona.

bopa dikgopolo tsa e meng karolong ena: mocheso, ka hare eneji ee, matla le bokhoni bo diffusion, mogote conductivity, palo ya ntho, mocheso e itseng, e le mouoane, condensation, crystallization, mouoane phelelang.

moralo mantlha

Moralo limolek'hule fisiks theha mekhoa ea puisano e pakeng tsa entsprechen tse fapa-fapaneng tsamaiso. The mekhoa e ka sehloohong ea karolo ena e bua Clapeyron abel, e hlalosang boemo ba melao khase loketseng ea Boyle, Charles le Gay-Lussac.

Clapeyron abel e ngotsoeng ka tsela e latelang:

PV = nRT

Mona leq - khatello, n g - chelete ea boleng ba sebele ka moles, R - ea bokahohleng e le khase e sa khaotseng, T - mocheso ka Kelvin, V - molumo lula khase eo.

From moralo ona limolek'hule fisiks dessyecik lengths e bonolo ba fumana le melao tse ling a re:

PV = const (paakanyong tsa molao Boyle, e leng e sebelisoa ho mohato o isothermal);

V / T = const (molao pele Gay-Lussac, eo e sebetsa ho tshebetso isobaric);

E leq / T = const (Charles molao, sebelisoa ho thulaganyou e isochoric).

mekhoa e meng ea bohlokoa ea fisiks ea limolek'hule:

n g = limithara / M = N / Na (the moralo bakeng sa ho fumana tjhelete ya ntho).

E leq = nkT.

Ka moralo ona, 'n' - mahloriso, K - kamehla Boltzmann kamehla.

E = (3NkT) / 2 (e moralo bakeng sa ho fumana matla a mogote).

E leq = leq 1 + leq 2 + ... + leq kea (mokgwa wa ho laola khatello ea motsoako oa meea e tsejoang ka hore ke molao oa Dalton).

The mekhoa ea thermodynamics le fisiks dipalopalo

Dipalopalo fisiks e boetse ke karolo ea fisiks ea limolek'hule. Ba bang mekhoa fisiks limolek'hule sebelisoa ka fisiks dipalopalo le thermodynamics ba fuoa ka holimo.

Q = mc (sa t 2 -t 1)

Q = A + (U2-U 1) (U kea - eneji, le ka hare)

DH = TdS + Vdp

Mona H - enthalpy.

G - Gibbs matla, kapa ka 'nang thermodynamic.

V = dG / DP

S = -dG / bang dt (S - tlhokeho ea melao boleng kena Clausius, kgonego tekanyo).

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