Puas yog cua sov hloov tshuaj?

Cov txheej txheem:

Puas yog cua sov hloov tshuaj?
Puas yog cua sov hloov tshuaj?
Anonim

Nyob hauv kev hloov tshuaj, ib yam khoom tshiab raug tsim. Kev hloov tshuaj lom neeg kuj feem ntau cuam tshuam nrog cua sov, hlawv, lossis lwm yam kev cuam tshuam nrog lub zog.

Vim li cas cua sov hloov tshuaj?

Lub zog hloov pauv hauv cov tshuaj tiv thaiv tshuaj yog vim qhov sib txawv ntawm cov nyiaj khaws cia tshuaj ntawm cov khoom thiab cov reactants. Cov khoom siv hluav taws xob khaws cia no, lossis cov ntsiab lus kub, ntawm lub cev hu ua nws cov enthalpy.

Puas yog cua sov yog tshuaj lom neeg lossis tshuaj lom neeg?

Thaum cov reactants sib xyaw, qhov kub hloov pauv los ntawm cov tshuaj tiv thaiv yog qhov qhia txog kev hloov tshuaj. Cov tshuaj tiv thaiv no ua kom sov ua cov khoom lag luam thiab yog (ntau) exothermic. Txawm li cas los xij, kev hloov ntawm lub cev tuaj yeem ua rau exothermic lossis endothermic.

Puas yog cua sov cuam tshuam nrog kev hloov tshuaj?

Kev siv cua sov rau qee yam khoom ua rau lub cev hloov pauv uas tsis muaj cov khoom tshiab lossis cov khoom tsim. Kev siv cua sov rau qee yam tshuaj ua rau tshuaj hloov pauv, lossis tshuaj lom neeg, uas muaj ib lossis ntau yam tshiab tsim, nrog cov khoom sib txawv ntawm qhov qub.

Lub cev thiab tshuaj hloov pauv cuam tshuam li cas?

Thaum muaj kev hloov pauv ntawm lub cev lossis tshuaj lom neeg, lawv feem ntau nrog kev hloov pauv ntawm lub zog. Txoj cai lij choj ntawm kev txuag hluav taws xob hais tias nyob rau hauv ib qho txheej txheem ntawm lub cev lossis tshuaj lom neeg, lub zog tsis yog tsim los yog rhuav tshem. Hauv lwm lo lus, tag nrho lub zog hauv lubntug hiav txwv dej.

Pom zoo:

Nthuav cov khoom
Johnson tsag yog leej twg?
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Johnson tsag yog leej twg?

Johnson Tsang thawj zaug kawm ua qauv av nplaum hauv xyoo 1991, thaum nws ua haujlwm kaum peb xyoos ua tub ceev xwm. Tam sim no 58 xyoo, Tsang yog tus tus tsim cov duab puab ntawm lub ntsej muaguas tau ncab thiab qhib rau hauv txoj kev surreal thiab uas thawb ciam teb ntawm kev muaj tiag.

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Lightroom Presets zoo li tus qauv uas tuaj yeem ua tau siv rau ib qho ntawm koj cov duab los txhim kho nws cov qauv, teeb pom kev zoo, qhov muag plooj, thiab ntau lwm yam raws li nws qhov chaw. Cov kev hloov me me no tuaj yeem ua rau muaj kev cuam tshuam loj rau koj cov duab thiab rau koj!

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Meiosis tshwm sim hauv cov kab mob primordial, cov hlwb tau teev tseg rau kev sib deev thiab cais tawm ntawm lub cev lub cev somatic. Nyob rau hauv kev npaj rau meiosis, ib tug kab mob cell mus los ntawm interphase, thaum lub sij hawm uas tag nrho cov cell (xws li cov noob caj noob ces muaj nyob rau hauv lub nucleus) undergoes replication.