2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Tus nqi zoo me ntsis ntawm txhua qhov hydrogen tuaj yeem nyiam cov pa oxygen tsis zoo rau lwm cov dej molecules, tsim cov ntawv cog lus hydrogen. Yog acetone ntxiv rau hauv dej, acetone yuav yaj tag.
Yuav ua li cas thaum acetone yaj hauv dej?
Yog tias koj nchuav cov tshuaj uas tsis yog-polar organic compound hauv acetone rau hauv dej, cov acetone tseem yuav sib xyaw nrog dej, thiab cov organic solute yuav los nag tawm, los yog roj tawm (yog tias nws yog kua). Nws tseem muaj miscible hauv dej.
Puas acetone dissolves yooj yim?
Acetone muaj zog heev thiab tuaj yeem yaj ob qho tib si organic thiab inorganic tshuaj. Vim nws muaj peev xwm yaj sai sai thiab evaporate, acetone kuj tseem siv los ntxuav cov roj nchuav thiab cov tsiaj uas cuam tshuam los ntawm kev puas tsuaj.
Yuav ua li cas yaj ntawm acetone?
Acetone yog cov kua tsis muaj xim uas muaj ntxhiab tsw txawv. Nws yog heev flammable. Acetone yog siv los ua kom yaj lwm yam tshuaj lom neeg thiab sib xyaw ua ke nrog dej, cawv, dimethylformamide, chloroform, ether thiab roj ntau.
Puas yog acetone soluble hauv dej lossis roj?
Acetone yog cov tshuaj tsim khoom uas tseem pom muaj nyob hauv ib puag ncig. Nws yog cov kua uas tsis muaj xim nrog cov ntxhiab tsw thiab saj. Nws evaporates yooj yim, yog flammable, thiab dissols hauv dej. Nws tseem hu ua dimethyl ketone, 2-propanone, thiab beta-ketopropane.
Pom zoo:
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 carbonate yaj hauv dej?
Solubility. Calcium carbonate muaj ib qho tsis tshua muaj solubility hauv cov dej ntshiab(15 mg / L ntawm 25 ° C), tab sis nyob rau hauv cov dej nag saturated nrog carbon dioxide, nws solubility nce vim tsim cov calcium ntau soluble. bicarbonate.
Puas yog calcium carbonate yaj hauv dej?
Calcium carbonate muaj a solubility tsawg heev hauv dej ntshiab (15 mg / L ntawm 25 ° C), tab sis nyob rau hauv dej nag saturated nrog carbon dioxide, nws solubility nce vim lub tsim ntawm ntau soluble calcium bicarbonate. Calcium carbonate yog qhov txawv ntawm qhov nws solubility nce raws li qhov kub ntawm cov dej txo.
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?
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.
