Video: Yuav ua li cas ua ammonium molybdate reagent?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Dissolve 1.0 g ntawm ammonium molybdate Hauv 100 ml ntawm 2 M H2SO4. Kev daws (2). Dissolve 0.10 g ntawm hydrazine sulfate hauv 100 ml dej. Tam sim ntawd ua ntej siv, sib tov 10 ml ntawm daws (1) nrog 10 ml ntawm daws (2), dilute rau 100 ml nrog dej.
Hais txog qhov no, dab tsi yog ammonium molybdate siv rau?
Ammonium molybdate yog siv nyob rau hauv ntau yam sectors: rau decorate ceramics, nyob rau hauv tshuaj ntsuam xyuas kom pom muaj phosphates, arsenic, txhuas. Hauv kev lag luam tshuaj raws li qhov chaw ntawm molybdenum ions.
Tsis tas li ntawd, puas yog ammonium molybdate soluble hauv dej? Acid ntsev, xws li AMMONIUM MOLYBDATE , yog feem ntau soluble nyob rau hauv dej . Cov kev daws teeb meem muaj qhov nruab nrab ntawm cov hydrogen ions thiab muaj pH tsawg dua 7.0. Lawv react li acids rau neutralize bases.
Tom qab ntawd, ib tug kuj yuav nug, ua li cas koj ua reagents?
Cov txheej txheem kev coj ua yog siv cov dej distilled lossis dej deionized rau npaj feem ntau reagent kev daws teeb meem. Ntau yam ntawm no reagents yog txaus buffered rau kev tswj tshwj xeeb hydrogen ion concentration ntsuas los ntawm pH ntawm cov tshuaj.
Yuav ua li cas yaj ammonium oxalate?
Dissolve cov calcium oxalate noj los ntawm lim nrog ib tug me me ntawm kub dilute hydrochloric acid. Ntxiv 100 ml ntawm 3 N sulfuric acid, kub rau ib tug kub ntawm 60-70 ° thiab titrate nrog standard 0.1 N poov tshuaj permanganate daws.
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
Kuv yuav siv ammonium sulfate li cas rau kuv cov nyom?
Yog lawm, koj tuaj yeem siv ammonium sulfate rau ntawm koj cov nyom. Tus nqi pom zoo ib txwm yog tsib phaus ntawm 1,000 square feet plaub zaug hauv ib xyoos, pib thaum lub caij nplooj ntoo hlav thiab xaus rau lub caij nplooj zeeg. Nco ntsoov siv nws thaum cov nyom qhuav, thiab dej kom huv si tom qab thov
Yuav ua li cas ua ammonium sulphate nag lossis daus?
Ntxiv cov khoom ammonium sulfate maj mam nrog maj mam nplawm; tso cai rau yaj ua ntej ntxiv cov khoom, sim tiv thaiv foaming. Lub laij lej online tuaj yeem nkag mus tau yooj yim los txiav txim siab txog cov khoom ammonium sulfate uas xav tau kom ncav cuag qhov saturation
Yuav ua li cas thaum ammonium hydroxide ntxiv rau tooj liab sulphate?
Ib qho kev daws teeb meem ntawm ammonium hydroxide yog ntxiv rau cov xim xiav xiav ntawm tooj liab sulfate, ua rau lub ntsej muag xiav xiav uas tseem raug tshem tawm ze ntawm qhov chaw ntawm cov tshuaj
Yuav ua li cas npaj iodoform reagent?
Solub poov tshuaj carbonate hauv 20 ml dej hauv 100 ml Erlenmeyer hwj. Txog 3.5 mL ntawm acetone ntxiv rau cov tshuaj no. Ntxiv cov hmoov iodine rau hauv lub hwj Erlenmeyer, nco ntsoov do cov sib tov. Muab qhov sib tov no tso rau hauv ib da dej sov ntawm qhov kub ntawm 70 mus rau 80 degrees Celsius rau li 15 feeb