Cov txheej txheem:
Video: Qhov loj feem pua ntawm zinc nyob rau hauv zinc II phosphate yog dab tsi?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Ib feem pua ntawm cov khoom
Element | Cim | Pawg Feem Xyuam |
---|---|---|
Zinc | Zn | 50.803% |
Oxygen | O | 33.152% |
Phosphorus | P | 16.045% |
Hais txog qhov no, qhov hnyav ntawm zinc phosphate yog dab tsi?
386.11 g / mol
Ib sab saum toj no, dab tsi yog qhov feem pua ntawm cov khoom ntawm Zn hauv znso3? Ib feem pua ntawm cov khoom
Element | Cim | Pawg Feem Xyuam |
---|---|---|
Zinc | Zn | 52.142% |
Cov pa roj carbon | C | 9.579% |
Oxygen | O | 38.279% |
Ntxiv mus, dab tsi yog cov tshuaj formula rau Zinc II phosphate?
Zn3 (PO4) 2
Yuav ua li cas koj xam cov feem pua sib xyaw los ntawm pawg?
Ntsiab Cai
- Mass feem pua muaj pes tsawg leeg piav qhia txog qhov sib txheeb ntawm cov ntsiab lus hauv cov tshuaj lom neeg.
- Cov feem pua muaj pes tsawg leeg tseem paub feem pua ntawm qhov hnyav.
- Rau ib qho kev daws teeb meem, qhov loj feem pua ntawm qhov sib npaug ntawm cov khoom hauv ib lub mole ntawm cov khoom sib xyaw muab faib los ntawm cov molar loj ntawm cov compound, muab faib los ntawm 100%.
Pom zoo:
Dab tsi yog rau qhov sib txawv loj ntawm lub koom haum los ntawm qhov tsawg tshaj plaws mus rau loj tshaj plaws ecologists?
Lub koom haum loj yog dab tsi, los ntawm qhov tsawg tshaj plaws mus rau qhov loj, uas cov kws tshawb fawb feem ntau kawm? 6 theem sib txawv ntawm lub koom haum uas ecologists nquag kawm yog hom, pejxeem, zej zog, ecosystem, thiab biome
Qhov loj feem pua ntawm cov pa oxygen hauv potassium sulfate yog dab tsi?
Cov feem pua ntawm cov ntsiab lus Element Symbol Mass Percent Oxygen O 36.726% Sulfur S 18.401% Potassium K 44.874%
Qhov loj feem pua ntawm cov dej hauv hydrate CuSO4 5h2o yog dab tsi?
Ib mole ntawm CuSO4•5H2O muaj 5 moles dej (uas sib haum rau 90 grams dej) ua ib feem ntawm nws cov qauv. Yog li, cov khoom CuSO4•5H2O ib txwm muaj 90/250 lossis 36% dej los ntawm qhov hnyav
Qhov feem pua ntawm qhov loj ntawm BR hauv CuBr2 yog dab tsi?
Cov feem pua ntawm cov ntsiab lus Element Symbol Mass Percent Copper Cu 28.451% Bromine Br 71.549%
Dab tsi yog qhov yuam kev loj tshaj plaws yog tias Irina ntsuas qhov ntev ntawm nws lub qhov rais li 3.35 feet qhov yuam kev loj tshaj plaws yog taw?
Kev daws: Qhov yuam kev loj tshaj plaws hauv kev ntsuas ntsuas tau txhais tias yog ib nrab ntawm qhov ntsuas ntsuas