Cov txheej txheem:
- 8 Cov kua nplaum nplaum nyob ib ncig ntawm koj lub tsev
- 9 Cov kua nplaum nplaum thiab cov khoom siv hauv tsev hauv tsev
Video: Dab tsi yog cov tshuaj lom neeg tshaj plaws?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Txawm tias hydrogen yog cov nplaim hluav taws tshaj plaws, cov tshuaj tua hluav taws tshaj plaws tej zaum yog chlorine trifluoride , ClF3.
Xav txog qhov no, dab tsi ua kua yog flammable?
8 Cov kua nplaum nplaum nyob ib ncig ntawm koj lub tsev
- Ntsia polish remover. Cov kua dej uas koj rub rau ntawm koj cov ntiv tes yog tsim los ntawm acetone, uas yog cov nplaim taws heev.
- Rubbing cawv. Cov dej cawv uas koj khaws cia rau hauv koj lub txee tshuaj yog cov nplaim taws thiab vaporizes sai.
- Roj av, xim thinner thiab turpentine.
- Cov kua dej sib zog.
- Aerosol cov kaus poom.
- Linseed yog'i.
Ib tug kuj nug, cov roj twg yog cov nplaim taws heev? Gasoline yog termed Flamable vim nws Low Flashpoint thiab Siab Vapor Density. Kerosene thiab Diesel Roj Lub npe hu ua Combustible vim tias lawv qhov Flashpoint ntau dua 100 degrees F. Roj av tsim cov vapors uas tsis muaj hluav taws xob uas hnyav dua li 3 txog 4 npaug ntawm huab cua thiab tuaj yeem taug kev mus rau qhov chaw zoo hauv av.
Ib yam li ntawd, nws raug nug, dab tsi yog cov khoom siv hluav taws kub heev?
Flamable Khoom siv. Cov khoom siv hluav taws xob yog cov uas ignited los yog nplaim taws tam sim ntawd thaum tiv nrog hluav taws los yog siab kub nyob rau hauv cov huab cua thiab txuas ntxiv mus hlawv los yog me ntsis nplaim taws thaum tawm hauv hluav taws, xws li plywood, fiberboard, ntoo thiab ntawv ci.
Dab tsi yog cov khoom siv hluav taws xob tshaj plaws hauv tsev?
9 Cov kua nplaum nplaum thiab cov khoom siv hauv tsev hauv tsev
- Rubbing Cawv.
- Nail polish thiab ntsia thawv polish remover.
- Linseed yog'i.
- Aerosol cov kaus poom.
- Tsis yog mis nyuj creamer.
- Roj av, turpentine, thiab pleev xim thinner.
- Tshuaj ntxuav tes.
- Cov hmoov nplej.
Pom zoo:
Lub tswv yim tshuaj lom tshuaj yog dab tsi?
Cov tshuaj lom yog ib hom kev tiv thaiv tactic siv los ntawm lub tuam txhab lub hom phiaj los tiv thaiv lossis cuam tshuam kev sim ntawm kev tawm tsam los ntawm tus neeg tau txais. Cov tshuaj tshuaj lom tau nce tus nqi ntawm kev yuav khoom thiab tsim kom muaj kev tsis txaus siab loj los tiv thaiv cov kev sim ua tiav
Lub hauv paus ntsiab lus ntawm kev siv siab tshaj plaws thiab zoo tshaj plaws yog dab tsi?
Ib qho cuab yeej yuav tsum raug ntsuas raws li nws qhov siab tshaj plaws thiab siv tau zoo tshaj plaws. Lub ntsiab lus ntawm kev siv siab tshaj plaws thiab zoo tshaj plaws yog raws li hauv qab no: Tsim nyog, tsim nyog thiab raug cai siv cov av tsis muaj lossis kev txhim kho vaj tse, uas yog lub cev ua tau, kev txhawb nqa tsim nyog, muaj peev xwm ua tau nyiaj txiag, thiab qhov ntawd ua rau muaj txiaj ntsig siab tshaj plaws
Dab tsi yog lub cev thiab tshuaj lom neeg ntawm carboxylic acid?
Carboxylic acids muaj cov ntsiab lus kub kub piv rau lwm cov khoom ntawm cov molar loj. Boiling ntsiab lus nce nrog molar loj. Carboxylic acids uas muaj ib txog plaub carbon atoms yog miscible tag nrog dej. Solubility txo nrog molar mass
Dab tsi yog cov qauv uas ib lub koom haum tuaj yeem siv los nrhiav nws cov neeg siv khoom zoo tshaj plaws?
Dab tsi yog cov qauv uas ib lub koom haum tuaj yeem siv los nrhiav nws cov neeg siv khoom zoo tshaj plaws? RFM - qhia, nta, tus nqi nyiaj. RFM - tshaj tawm, zaus, kev sib koom ua lag luam. RFM - qhov xwm txheej, zaus, tus nqi nyiaj txiag
Dab tsi yog cov yam ntxwv muaj los ntawm cov neeg muag khoom zoo tshaj plaws?
Hauv qab no, koj yuav pom cov cwj pwm tseem ceeb ntawm tus cwj pwm ntawm cov neeg muag khoom sab saum toj thiab qhov cuam tshuam ntawm qhov zoo ntawm lawv cov kev muag khoom. Kev coj ncaj ncees. Kev xav. Achievement Orientation. Xav paub. Tsis muaj Gregariousness. Tsis Muaj Kev Nyuaj Siab. Tsis Paub Txog Tus Kheej