Video: Muaj pes tsawg atoms nyob hauv cov mis NaOH?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Txhua NaOH muaj ib Na thiab ib O thiab ib H. Yog li ntawd, 2 NaOH muaj 6 atoms.
Ib yam li ntawd, pes tsawg atoms nyob hauv ib mole ntawm NaOH?
NaOH yog peb atoms . txhua tus qauv unit muaj peb atoms . 5 formula units ntawm NaOH xav 15 atoms . 5 lub teb chaws formula units yuav muaj 15 kaum os atoms , 5 moles ntawm formula units yuav muaj 15 moles ntawm atoms.
Tom qab ntawd, lo lus nug yog, dab tsi yog cov ntsiab lus ntawm NaOH? Teb thiab piav qhia: Lub compound NaOH , kuj hu ua sodiumhydroxide , yog ua los ntawm peb qhov sib txawv cov ntsiab lus.
Hauv qhov no, koj yuav suav pes tsawg tus atoms li cas?
Rau xam tus tus naj npawb ntawm atom Hauv cov piv txwv, faib nws qhov hnyav hauv grams los ntawm amu atomic huab hwm coj los ntawm lub sijhawm lub sijhawm, thiab muab cov txiaj ntsig los ntawm Avogadro's. tus lej 6.02 x 10^23.
Muaj pes tsawg lub ntsiab lus hauv NaOH?
Yog tias muaj, cov lus teb yog qhov ntawd nyob ntawd yog 3 txawv cov ntsiab lus , Na, O, and H.
Pom zoo:
Muaj pes tsawg atoms nyob rau hauv calcium dihydrogen phosphate?
Lub molecule muaj 3 calcium atoms, 2 phosphateatoms thiab 8 O atoms nyob rau hauv nws
Muaj pes tsawg atoms nyob rau hauv dej molecule?
peb atoms Hauv qhov no, pes tsawg oxygen atoms nyob rau hauv ib lub molecule ntawm dej? Cov tshuaj formula rau dej yog H 2 O uas txhais tau tias txhua molecule ntawm dej muaj 2 atom ua ntawm hydrogen (H) thiab ib atom ntawm oxygen (O).
Muaj pes tsawg moles ntawm oxygen atoms nyob rau hauv ib mole ntawm Al2O3?
(c) 1 molecule ntawm Al2O3 muaj 3 atoms ntawm oxygen. Yog li, 1 mole ntawm Al2O3 muaj
Muaj pes tsawg txoj hauv kev genetic recombination muaj nyob rau hauv cov kab mob?
Muaj peb txoj hauv kev tseem ceeb uas genetic recombination tshwm sim hauv cov kab mob, thawj qhov hu ua transformation. Qhov no yog thaum ib daim DNA pub dawb los ntawm tus neeg tau txais kab mob
Muaj pes tsawg hom tshuaj lom neeg muaj pes tsawg leeg?
Hauv chaw ua haujlwm muaj ob hom kev phom sij: kev noj qab haus huv thiab kev phom sij ntawm lub cev