Video: Koj pom cov molar loj ntawm no2 li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Molar loj nitrogen yog 14, molar loj ntawm ob atoms ntawm oxygen yog 32. Yog li, lub molar mass ntawm NO2 yog 46g/ mol.
Tom qab ntawd, qhov molar loj ntawm no2 yog dab tsi?
46,005 g / mol
Ib sab saum toj no, pes tsawg feem pua ntawm N hauv no 2 yog dab tsi? Ib feem pua ntawm cov khoom
| Element | Cim | Pawg Feem Xyuam |
|---|---|---|
| Nitrogen | N | 30.446% |
| Oxygen | O | 69.554% |
Xav txog qhov no, dab tsi yog gram formula mass ntawm no2?
Teb thiab piav qhia: Lub molar loj ntawm nitrogen dioxide mus rau qhov ze tshaj plaws grams - per-mole yog 46 g / mol.
Dab tsi yog qhov hnyav hauv grams ntawm ib molecule ntawm n2o?
Koj tuaj yeem saib cov ntsiab lus ntxiv ntawm txhua chav ntsuas: molecular luj of N2O los yog grams Qhov no compound kuj hu ua Nitrous Oxide . SI base unit rau tus nqi ntawm cov khoom yog tus mole . 1 mole yog sib npaug rau 1 moles N2O ib 44.0128 grams.
Pom zoo:
Yuav ua li cas koj pom cov molar loj ntawm ammonium nitrate?
Teb thiab piav qhia: Cov molar loj ntawm ammonium nitrate yog 80.04336 g / mol. Cov molar loj ntawm nitrogen yog 14.0067 g / mol
Koj pom cov molar loj ntawm m2co3 li cas?
Cov grams ntsuas ntawm M2CO3 tom qab lub crucible raug hlawv ces muab faib los ntawm moles kom tau cov grams ib mol teb. Tom qab ua tiav tag nrho cov kev suav, cov molar loj rau M2CO3 ntawm 107.2 g / mol tau txais
Yuav ua li cas koj pom cov molar loj ntawm txhuas nitrate?
Teb thiab piav qhia: Cov molar loj ntawm Al(NO3) 3 yog 212.996238 g/mol. Peb tuaj yeem txiav txim siab qhov molar loj ntawm txhuas nitrate los ntawm kev ntxiv cov molar loj ntawm txhuas rau hauv
Koj pom cov molar loj ntawm sodium li cas?
Piv txwv li, cov molar loj ntawm NaCl tuaj yeem suav tau rau kev nrhiav cov atomic loj ntawm sodium (22.99g / mol) thiab atomic mass ntawm chlorine (35.45 g / mol) thiab sib txuas lawv. Molar mass ntawm NaCl yog 58.44g / mol
Yuav ua li cas koj pom cov molar loj ntawm ib tug vapor?
Ua ntej txoj cai lij choj zoo tagnrho yuav raug siv los daws cov moles ntawm cov roj tsis paub egin{align*}(n)end{align*}. Tom qab ntawd qhov loj ntawm cov roj faib los ntawm moles yuav muab cov molar loj. Kauj ruam 2: daws. Tam sim no faib g los ntawm mol kom tau cov molar loj