Puas yog tetrachloromethane yaj hauv dej?

Cov txheej txheem:

Puas yog tetrachloromethane yaj hauv dej?
Puas yog tetrachloromethane yaj hauv dej?
Anonim

Carbon tetrachloride, tseem paub los ntawm ntau lwm lub npe yog cov organic compound nrog cov tshuaj formula CCl₄. Nws yog cov kua xim tsis muaj xim nrog cov ntxhiab tsw "qab zib" uas tuaj yeem kuaj pom ntawm qib qis. Nws yog xyaum tsis flammable ntawm qhov kub thiab txias.

Vim li cas Tetrachloromethane tsis yaj hauv dej?

Raws li CCl4 yog cov tsis muaj polar compounds yog li lawv yaj hauv cov kuab tshuaj tsis muaj polar tab sis raws li dej yog cov kuab tshuaj polar yog li nws tsis yaj hauv cov kuab tshuaj zoo li no.

Puas yog Tetrachloromethane miscible nrog dej?

Cov kua tsis muaj xim tsis muaj xim nrog cov ntxhiab tsw, zoo li insoluble hauv dej tab sis miscible nrog ntau cov kua organic, xws li ethanol thiab benzene; r.d. 1.586; m.p. -23 ° C; b.p ib. 76.54°C dej. Nws yog tsim los ntawm chlorination ntawm methane (yav dhau los los ntawm chlorination ntawm carbon disulphide).

Yuav carbon tetrachloride puas yaj hauv dej?

Ethyl cawv yuav luag yog cov dej molecule, H3C-CH2OH, thiab yog li H3COH; ob qho tib si molecules muaj peev xwm ntawm kev sib cuam tshuam nrog dej los ntawm hydrogen bonding, thiab ob qho tib si molecules yog infinitely miscible nyob rau hauv dej. … Ntawm qhov tod tes, carbon tetrachloride yog ib qho tsis muaj polar molecule, thiab yuav pom cov dej tsis zoo heev.

YPuas toluene soluble hauv dej?

Nws muaj qab zib, pungent benzene zoo li tsw. Toluene muaj qhov hnyav molecular ntawm 92.14 g mol1. Ntawm 25 ° C, toluene muaj solubility hauv dejntawm 526 mg l1 , kwv yees vapor siab ntawm 28.4 mm Hg thiab Henry's Law Constant ntawm 6.64 × 10 3 atm-m3 mol 1(USEPA, 2011).

Pom zoo:

Nthuav cov khoom
Thaum twg yog lub npe hu ua neologism?
Nyeem ntxiv

Thaum twg yog lub npe hu ua neologism?

Thaum twg yog lub npe hu ua neologism? Thaum ib tug eponym (ib lo lus raws li lub npe ntawm ib tug neeg los yog ib qho chaw) yog siv los ua ib lo lus tshiab nyob rau hauv cov lus, nws yog ib tug neologism. Thaum Earl ntawm Sandwich cov phooj ywg pib hu nws cov khoom noj txom ncauj tshiab "

Cov ntshav oxygenated los ntawm qhov twg?
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Cov ntshav oxygenated los ntawm qhov twg?

Lub plawv muaj plaub chav uas cov ntshav ntws. Ntshav nkag mus rau sab xis atrium thiab dhau los ntawm txoj cai ventricle. Lub ventricle txoj cai tso cov ntshav mus rau lub ntswsqhov uas nws ua oxygenated. Cov ntshav oxygenated tau coj rov qab mus rau lub plawv los ntawm cov hlab ntsha pulmonary uas nkag mus rau sab laug atrium.

Koj puas tuaj yeem thov aia ntawm cov khoom tsis muaj nqis?
Nyeem ntxiv

Koj puas tuaj yeem thov aia ntawm cov khoom tsis muaj nqis?

Nws yuav muaj txiaj ntsig zoo rau kev xaiv tsa raws li s815 CTA 2009 yog tias thov cov peev nyiaj pab yuav muab kev pab sai dua li txiav tawm cov nqi txiav tawm lossis cov nqi cuam tshuam raug lees paub hauv cov nyiaj (piv txwv li, vim tias Nyiaj Txiag Nyiaj Txiag Txhua Xyoo (AIA) yuav them.