SamuwarKimiyya

A matauni taro m

Bisa ga maganar da abun da ke ciki na haƙuri ne na shari'a, da wani chemically m fili ya zauna a cikin wannan gwada yawa abun da ke ciki a wata hanya ba, a dogara a kan hanyar da ta samar, kamar yadda farko gaya duniya masanin kimiyya J. Proust a 1801-1808 gg. Wannan dokar ta fito a matsayin sakamakon da shawarwari Faransa chemists Proust da kuma Jean K. Berthollet. Na farkon su yi imani da cewa dangantaka tsakanin abubuwa na sakamakon mahadi da m yanayi, na biyu ga canzawa na sadarwa. Daya bayan shekara ɗari, a kusa 1912-1913. NS Kurnakov kafa da wanzuwar sadarwa tare da m yanayin da abun da ke ciki, wanda ya kira "berthollides". Wannan kungiya ake crystalline mahadi: phosphides, oxides, carbides, da sauransu. abun da ke ciki na fili da wani m hali a kan tsari masanin kimiyya NS Kurnakova zama da aka sani da suna "daltonides". A dokar ne ko da yaushe m game da gaseous da ruwa abubuwa.

Na tsara abun da ke ciki haƙuri dokar ta haka Azancin cewa abubuwa da abubuwa suna da alaka sãshe a mai tsananin iyakance shi ƙaddarãwa. A wannan batun, akwai wani ra'ayi a cikin sunadarai m, wanda aka fassara daga Latin yana nufin "daidaita." A wata kalma, da m - a matukar barbashi abubuwa wanda a wasu lokuta da dama kasa da su daidai dabara raka'a. Duk wani m yawan yayi dace da yanayin da reactants, mataki da kuma irin shirye-shiryen da wani sinadaran dauki. Yana da saboda yawan m rarrabe a musamman kashi a cikin abun da ke ciki na mahadi - domin a san kungiyoyin na ions ko kwayoyin. A cikin halayen na musayar irin, misali, da matauni taro na m abu ne m da wucewa da dauki stoichiometry.

Yawanci, da yawa daga cikin abubuwa iya kafa mahara sadarwa tsakanin su. Saboda haka, kwatankwacin wani kashi, kazalika da matauni m nauyi, iya daban-daban dabi'u, neman fita daga abun da ke ciki na gwajin fili da aka gano. Duk da haka, a irin haka ne, daban-daban equivalents daga cikin wannan kashi za a iya dangantaka da juna kamar yadda mun gwada da kananan integers. Alal misali, matauni taro na carbon daidai a tsarin samu dioxide da carbon oxide dabam da kuma shi ne game da 3 grams / mole, da kuma 6 g / mol, da rabo daga cikin sami darajar ne daidai da wani rabo na 1: 2. Yawanci, mafi yawan mahadi qunshi wani matauni taro na hydrogen equivalents daidaita daya, da kuma oxygen - takwas grams da mole. M - ne adadin abu a kewaye inda daya mole na valence electrons.

Akwai hanyoyin da dama don gwaje sanin yadda manyan matauni taro kwatankwacin abin da rabi:

  • Direct Hanyar. Ya dogara ne a kan data samu ta hanyar kira na hydrogen da oxygen mahadi da ake so kashi.
  • Kaikaitaccen Hanyar. Maimakon haka shi yana amfani da hydrogen da oxygen da sauran abubuwa na sananne m.
  • hijirar Hanyar. Ya unshi kau na wani hydrogen daga wani acidic bayani ta yin amfani da wasu karfe samfurin.
  • A hikimar tantance Hanyar. Bisa lissafin da taro rabo daga dũkiyõyinsu a daya daga cikin mahadi.
  • Electrochemical Hanyar yin amfani da electrolysis data.

Matauni taro m ake amfani da su yi yawa lissafin lokacin sinadaran interactions tsakanin san abubuwa. A gagarumin amfani a nan shi ne cewa a warware matsalar babu bukatar a yi amfani da lissafi na sinadaran dauki, wanda shi ne ma wuya rubuta. Yana kawai dole ne a san cewa sinadarai da hannu sun samu, ko da abu - wani samfurin wata sunadarai dauki.

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