Cov txheej txheem:
- Puas yog khob kas fes yog kuab los yog kuab tshuaj?
- YPuas yog mis nyuj tov los yog kuab tshuaj?
- Puas yog qhob noom xim kasfes yog kuab lossis kuab tshuaj?
- mis nyuj yog dab tsi?
Video: Puas yog kas fes yog kuab los yog kuab tshuaj?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Thaum koj brew kas fes, koj tab tom tsim kev daws teeb meem. Cov me me ntawm cov hauv paus kas fes, los yog cov kuab tshuaj, yog dissolved hauv dej, cov kuab tshuaj.
Puas yog khob kas fes yog kuab los yog kuab tshuaj?
Cov qab zib uas koj ntxiv rau hauv khob kas fes yog lub npe hu ua tus soluteThaum cov kua dej no ntxiv rau cov kua, uas yog hu ua cov kuab tshuaj, cov txheej txheem dissolving pib. Cov piam thaj molecules cais thiab diffuse los yog kis tusyees thoob plaws hauv cov kuab tshuaj, tsim ib homogeneous sib tov hu ua ib tug tov.
YPuas yog mis nyuj tov los yog kuab tshuaj?
Cov kuab tshuaj yog cov khoom siv los ua kom yaj cov kuab tshuaj thiab muaj ntau ntau hauv cov tshuaj dua li cov kuab tshuaj. Cov tshuaj yog txhais raws li homogeneous sib tov ntawm ob yam khoom uas tsis hnov tsw ntawm ib leeg. Yog li ntawd, mis nyuj thiab dej tsis hnyav thiab daws.
Puas yog qhob noom xim kasfes yog kuab lossis kuab tshuaj?
Cov kua nplaum hauv cov qhob noom xim kasfes yog qab zib thiab cocoa. Cov kua uas cov kua tau yaj yog hu ua cov kuab tshuaj. Mis yog cov kuab tshuaj nyob rau hauv ib tug kub chocolate tov.
mis nyuj yog dab tsi?
Piav: Mis muaj: dej, proteins, rog, lactose, minerals, thiab vitamins. Ntawm cov no: Lactose, qee cov zaub mov, dej soluble vitamins yog yaj hauv dej. Yog li lawv tuaj yeem suav tias yog cov kuab tshuaj thiab dej yog lawv cov kuab tshuaj.
Pom zoo:
Koj puas ntxiv cov kuab tshuaj rau cov kuab tshuaj?
Mov kom huv si kom yaj lub solute Thaum cov kuab tau yaj lawm, ntxiv cov kuab tshuaj uas tseem tshuav los ua cov tshuaj uas xav tau ntim thiab sib tov kom huv si. Piv txwv li, ua 0.5 Litres ntawm 0.5 molar NaCl: … Ua ib qho kev daws teeb meem ntawm ib qho concentration ntawm cov tshuaj hauv Tshuag yog hu ua dilution .
Puas yog drip kas fes zoo ib yam li kas fes hauv av?
Drip kas fes yog tsim los ntawm cov dej npau npau tshaj hauv av kas fes, uas yog av coarsely dua espresso kas fesCov dej lim dej hauv kas fes thiab poob rau hauv lub lauj kaub. Cov txheej txheem no qeeb dua li cov txheej txheem espresso, thiab cov dej kub yog nyob rau hauv kev sib cuag nrog cov kas fes hauv av kom ntev dua .
Thaum cov kuab tshuaj evaporates dab tsi tshwm sim rau qhov concentration ntawm cov tshuaj?
Qhov no txhais tau hais tias yog tias koj cov kuab tshuaj evaporating thiab qhov kub thiab txias tsis tu ncua, ces solute yuav precipitate tawm ntawm cov tshuaj. Qhov concentration ntawm cov tshuaj yuav tseem nyob rau ntawm nws qhov siab tshaj plaws raws li koj muaj kev txhawj xeeb nrog cov nyiaj solute yaj .
Cov kuab tshuaj puas tuaj yeem siv los ua cov lus qhia?
Raws li lub npe, cov kuab tshuaj yog ib yam tshuaj los yog lub tswv yim daws teeb meem. Raws li ib tug adjective, solvent piav txog ib tug neeg uas tau txais nyiaj ntsuab ntawm tes Ib qho hnyav dissolves lwm yam tshuaj, uas yog vim li cas nws kuj yooj yim rau nco ntsoov:
Puas yog cov kuab tshuaj polar lossis nonpolar?
Cov kuab tshuaj feem ntau categorized li polar lossis nonpolar, ib qho ntawm cov kuab tshuaj tus qauv thiab nqi uas txiav txim siab hom tshuaj uas nws tuaj yeem yaj. Polar cov kuab tshuaj muaj qhov "zoo" thiab "tsis zoo"
