HangangaPūtaiao

Taurite Chemical - e hāngai ana i runga i tauhohe matū reversible

E ai ki tetahi o nga whakarōpū whakamahia ki te whakaahua i ngā tukanga matū, i reira e rua nga tu o ngā tauhohe ritenga - reversible me tina heke. e kore e tauhohenga Reversible tae te mutunga, arā, tetahi o nga matū i kua tomo ki reira, e kore e pau rawa, a e kore e huri i te kukū. mutu tenei tukanga whakatūnga o te tauritenga matū toenga ranei, e rawea, ⇌. Ko te whakamua, ka whakataka puta atu tauhohe, kahore hoki e mutu, na ka karanga toenga hihiri pūkoro ranei. He ka haere mai i te taurite matū kōrero e e wahi i te tere taua (w1) te tauhohe tika, me e te kōaro (V2), w1 = V2. Ki te he tonu te pēhanga me te pāmahana, te toenga i roto i te pūnaha e taea muri ta'engata.

Te ine nui taurite matū whakaahuatia e te taurite tamau i te mea te ōwehenga o te taimau raina (K1) me te urupare (K2) tauhohe. Tātaihia taea e te reira rite ki te tātai: K = K1 / K2. ka whakawhirinaki mahinga o te taimau taurite i runga i te hanganga o te matū hohe me te pāmahana.
Displacement o taurite matū e hāngai ana i runga i te parau tumu o Le Chatelier, tei na ô mai: "Ki te he pūnaha e he i roto i te taurite, mana e āhuatanga o waho, ohorere te taurite te ka ngā i roto i te huarahi i te ritenga ki tenei huringa."

A feruri i tikanga taurite matū me ona displacement runga i te tauira o te hanganga o ngā rāpoi ngota haukini: N2 + 3H2 ↔ 2NH3 + Q.

Whakaaro tenei whārite tauhohe, whakaturia:

  1. whakautu tika - he tauhohenga o te pūhui, rite 2 o matū ohie i hanga 1 matatini te (haukini), me te tahatua - whāwehe;

  2. puta tauhohenga tika ki te hanganga o te wera, na ko reira - he putawera, reira, whakataka - pauwera me haere ki te absorption o te wera.

Na whakaaroa te whārite whakaratohia whakakē etahi tawhā:

  1. huringa kukū. Ki te whakanui i te kukū o ngā matū tuatahi - hauota me te hauwai - ka whakaiti i te nui o te haukini, neke te taurite ki te tika ki te hanganga o NH3. Ki te hiahia koe ki te neke i te reira ki te maui, whakanui i te kukū o te haukini.

  2. Ka neke te pāmahana ara te taurite ki te tauhohenga i roto i nei te whenumi wera, me te tuku iho - te miramira. Na reira, ki te te hua pāmahana o te haukini kōtuitanga, neke te taurite te ki te rauemi tīmatanga, i.e., te maui, a ka te pāmahana - ki te tika i roto i te ahunga ki te hua tauhohe.

  3. Ki te te hua pēhanga, neke te taurite ki te taha, i reira he iti iho te nui o nga matū haurehu waihā, a ka heke te pēhanga - i roto i te ahunga i reira te nui o te piki hau. I roto i te synthesizing NH3 i N2 me 4 kiore o 3H2 whiwhi te 2 NH3. Na reira, ki te whakanui i tatou i te pēhanga, neke te taurite ki te matau, ki te hanganga o NH3. Ki te heke te pēhanga te, ka nuku te toenga i roto i te ahunga o nga hua taketake.

faaoti tatou e taea te ohorere te taurite matū ki te te hua heke ranei:

  1. pāmahana;

  2. pēhanga;

  3. kukū o matū.

A, no te whakauru i tetahi whakakōkī ki te toenga tauhohe kore e puta ke, i.e., e kore e ohorere tauritenga matū.

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