2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Thaum acetone thiab chloroform sib xyaw ua ke, ib daim ntawv cog lus hydrogen yog tsim los ntawm lawv uas ua rau muaj kev sib cuam tshuam ntau ntxiv. Yog li ntawd, kev sib cuam tshuam A-B muaj zog dua A-A thiab A-B kev sib cuam tshuam.
Yuav ua li cas thaum acetone thiab chloroform sib xyaw?
Thaum acetone thiab chloroform sib xyaw ua ke, hydrogen bonds tau tsim ntawm lawv.
Thaum acetone thiab chloroform sib xyaw ua ke hydrogen bonds tsim ntawm lawv?
Kev daws: Thaum acetone thiab chloroform sib xyaw ua ke, hydrogen bonds tsim ntawm lawv uas nce kev sib cuam tshuam hauv nruab nrab yog li txo qhov vapor siab qhia qhov tsis zoo sib txawv. Li no, kev xaiv C yog lawm.
Thaum acetone thiab chloroform thiab sib xyaw ua ke ntawm qhov kev soj ntsuam hauv qab no yog qhov tseeb?
Vim tias acetone thiab chloroform molecules yog bonded by hydrogen bonds. Yog li kev xaiv B yog qhov tseeb.
Thaum cov tshuaj acetone thiab chloroform sib xyaw ua ke hom tshuaj twg tau piav qhia?
Ib qho sib xyaw ntawm chloroform (B) thiab acetone (B) tsim ib qho daws nrog qhov tsis zoo ntawm Raoult txoj cai. Qhov no yog vim chloroform molecule muaj peev xwm tsim hydrogen daim ntawv cog lus nrog acetone molecules. Txij li thaum kev sib cuam tshuam A-A thiab B-B tsis muaj zog dua li kev sib cuam tshuam A-B yog li nws yuav qhia qhov tsis zoo sib txawv.
Pom zoo:
Puas yog kev sib ntaus sib tua ntawm kev sib ntaus sib tua?
Kev sib ntaus sib tua ntawm Hastings, uas Anglo-Saxon huab tais Harold II tau sim tiv thaiv nws lub tebchaws los ntawm kev tawm tsam ntawm William, duke ntawm Normandy (tom qab hu ua William tus Conqueror), tau tshwm sim rau 14 October 1066.
Thaum qhov sib npaug ntawm ob lub kua sib xyaw?
Thaum qhov sib npaug ntawm ob cov kua sib xyaw, qhov qhov tshwj xeeb ntawm qhov sib tov yog 4. Thaum cov khoom sib npaug ntawm tib ob cov kua sib xyaw ua ke qhov tshwj xeeb lub ntiajteb txawj nqus ntawm qhov sib tov yog 3. Thaum qhov sib npaug ntawm ob cov kua sib xyaw ua ke qhov tshwj xeeb lub ntiajteb txawj nqus?
Kev sib xyaw ua ke puas tuaj yeem sib cais los ntawm lub cev txhais tau tias?
Kev sib xyaw tuaj yeem sib cais los ntawm lub cev txhais tau tias Txhua qhov sib xyaw , txawm tias homogeneous lossis heterogeneous, sib koom ib qho khoom sib xws: Lawv tuaj yeem muab cais ua ntau hom teeb meem hom teeb meem hauv physics, ib lub xeev ntawm teeb meem yog ib qho ntawm cov ntaub ntawv uas muaj teeb meem.
Puas yog kev sib tw tsis sib xws tib yam li kev sib xyaw ua ke?
Kev txwv tsis pub sib tw yog qee zaum xav tias yog tshwj xeeb ntawm kev sib xyaw inhibition. Hauv kev sib xyaw inhibition, tus inhibitor khi rau ib qho chaw allosteric, piv txwv li ib qhov chaw sib txawv ntawm qhov chaw nquag uas lub substrate khi.
Puas cov sib tov sib xyaw ua ke muaj cov khoom sib xws?
Ib homogeneous sib tov yog sib tov nyob rau hauv uas muaj pes tsawg leeg yog uniform thoob plaws qhov sib tov .. Qee cov ntaub ntawv hais ntxiv tias cov tshuaj lom neeg tsis tuaj yeem muab cais rau hauv nws cov ntsiab lus los ntawm kev sib cais ntawm lub cev, piv txwv li, tsis muaj kev cuam tshuam tshuaj lom neeg.