2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Cov pentahydrate (CuSO4·5H2O), uas feem ntau ntsib ntsev, yog xiav kaj. Nws exothermically yaj hauv dej muab cov aquo complex [Cu(H2O)6]2+, uas muaj octahedral molecular geometry.
Vim li cas tooj liab II sulfate pentahydrate yaj hauv dej?
Copper Sulfate tuaj yeem yaj hauv dej vim dej yog cov kuab tshuaj polar. … Cov polarity ntawm cov dej ua rau cov tooj liab ions zoo yog nyiam mus rau oxygen atoms ntawm dej nrog ib feem tsis zoo nqi thiab cov sulfate ions raug attracted rau cov hydrogen atoms ntawm dej uas muaj ib feem zoo xwb.
Yuav ua li cas koj dissolve tooj liab sulfate pentahydrate?
Ntxiv cov tooj liab sulfate crystals rau hauv dej hauv lub beaker, do luv luv, thiab ntxiv cov dej seem ntawm lub tog raj kheej kawm tiav rau lub beaker. Sib tov cov dej thiab ntsev uas siv lub iav pas nrig kom txog thaum tag nrho cov crystals tau yaj los ua ib qho tshuaj saturated tooj liab sulfate.
Nws siv sijhawm ntev npaum li cas rau tooj liab sulfate kom yaj hauv dej?
txheej txheem no tuaj yeem siv sijhawm kwv yees li 20 feeb. Cov dej kub yog qhov tseem ceeb! Yog tias koj tsis muaj dej kub ces nws yuav siv sij hawm ntev dua los coj cov tooj liab mus rau hauv kev daws thiab koj tuaj yeem ntsaws koj lub tshuab txau.
Yuav ua li cas thaum koj sib tov tooj liab sulphate thiab dej?
Yog tooj liab sulphate crystals ntxiv rau hauv dej ces, cov khoom ntawm tooj liab sulphate crystals poob attraction ntawm lawv.thiab pib txav mus tas li thiab sib xyaw nrog dej. Nws yog hu ua 'hydrated tooj liab sulphate tov uas muaj xim xiav.
Pom zoo:
Ccl4 puas yuav yaj hauv dej?
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.
Puas yog lipophilic yaj hauv dej?
Cov kuab tshuaj uas tsis yog-polar no yog lawv tus kheej lipophilic (txhais tias "fat-loving" lossis "fat-like" - axiom uas dissolves. … Yog li lipophilic tshuaj zoo li dej tsis txaus. YPuas lipophilic txhais li lipid soluble?
Puas yog kev yaj ntsev hauv dej puas hloov lub cev?
Piv txwv li ntsev yaj hauv dej feem ntau suav tias yog a lub cev hloov pauv, txawm li cas los xij cov hom tshuaj hauv ntsev (hydrated sodium thiab chlorine ions) txawv ntawm hom hauv ntsev. Vim li cas cov ntsev yaj hauv dej hloov tshuaj?
Koj puas tuaj yeem ua luam dej hauv pas dej hauv tsev?
Nrog cov dej num xws li kev noj mov, ua luam dej, ntaus pob thiab nuv ntses, lub tiaj ua si yog nrov rau tsev neeg sib sau ua ke thiab lwm yam txheej xwm loj. Stillhouse Hollow Lake tau tsim los ntawm US Army Corps of Engineers nrog kev tsim kho Stillhouse Hollow Dam hauv xyoo 1968.
Puas cov uas tsis yog cov yaj yaj hauv qhov cub?
Quins yog qhov lom zem heev uas tuaj yeem ua ntau yam duab, qhov ntau thiab tsawg, thiab xim. Lawv kuj hu ua Sequins lossis Qab Zib Shapes thiab siv los kho cov khoom ci. Lawv tsis ua hauj lwm zoo heev rau ci nrog, raws li lawv yuav yaj thiab plam lawvcov duab lom zem.
