Nitsumɔhe lɛ nu ni ji glacial asetik asid 99.9% yɛ nibii babaoo ni akɛhaa lɛ mli
Wɔyɛ nibii ni akɛtsuɔ nii ni yɔɔ ŋmɛnɛŋmɛnɛ beaŋ. Wɔ nibii lɛ ji nɔ ni akɛyaa maŋsɛɛ kɛha USA, UK kɛ ekrokomɛi, ni amɛnáa shihilɛ ni hi jogbaŋŋ yɛ mɛi ni heɔ nii lɛ ateŋ kɛha Factory Liquid Glacial Acetic Acid 99.9% yɛ Bulk Supply mli, Wɔbaafee wɔ nɔ ni fe fɛɛ koni wɔkɛkpe loo wɔho mɛi ni heɔ nii lɛ ahe saji ahe kɛ tsabaai ni hi jogbaŋŋ, susumɔ ni etee hiɛ, kɛ be ni tsuɔ nii jogbaŋŋ. Wɔhereɔ gbɛkpamɔi fɛɛ atuu.
Wɔyɛ nibii ni akɛtsuɔ nii ni yɔɔ ŋmɛnɛŋmɛnɛ beaŋ. Akɛ wɔ nibii lɛ yaa maŋsɛɛ kɛyaa USA, UK kɛ ekrokomɛi, ni amɛnáa shihilɛ ni hi jogbaŋŋ yɛ mɛi ni heɔ nii lɛ ateŋ kɛha , Wɔ tsabaai lɛ ahɔ̃ɔmɔ kɛ oshara ko baaa ni ekɛ sɛɛnamɔi babaoo baa onitsumɔhe lɛ moŋ. Eji wɔsɛɛtiumɔ ni yaa nɔ daa akɛ wɔbaafee sɛɛnamɔ kɛha mɛi ni heɔ nii lɛ. Wɔ nitsumɔhe lɛ miitao najiaŋdamɔlɔi kɛ anɔkwayeli. Mɛni omɛɔ? Ba ni obafata wɔhe. Amrɔ nɛɛ loo kɔkɔɔkɔ.
Nu Glacial Acetic Acid ni yɔɔ mli
Shishitoo mla: Nibii ni haa mɔ he jɔɔ lɛ ni akɛ sodium hydroxide ni ji tsofa ni ji phenolphthalein tsuɔ nii akɛ nɔ ni tsɔɔ nɔ ko lɛ. Ajieɔ formic acid ni yɔɔ mli lɛ kɛjɛɔ akɔntaabuu lɛ mli.
Nibii ni akɛtsuɔ nii kɛ tsabaai:
Sodium haidroksaid ni akɛtsuɔ nii: c(NaOH) = 1 mol/L.
Nɔ ni tsɔɔ akɛ tsofa ni haa mɔ he jɔɔ lɛ ji: 5 g/L ethanol mli nu. 100 ml ni ji 95% (V/V) ethanol lɛ mli ni okɛ 4 g/L sodium hydroxide mli nu lɛ afee nɔ ni haa mɔ he jɔ̃ɔ ehe kɛyashiɔ be mli ni ŋmɔlɔ ni mli tseee lɛ baaje kpo.
Nɔ ni akɛtsuɔ nii: Konik tsɔne ni akɛsusuɔ nii ahe (3 ml ni falɛ yɔɔ mli); alkaline burette (50 ml hewalɛ).Nu ni mli tse ni ji glacial asetik asid.
Gbɛjianɔtoo: Okɛ nɔkwɛmɔnɔ ni miihe ashɛ 2.5 g awo tsɔne ni akɛsusuɔ nii ahe lɛ mli, ni eja kɛyashi 0.0001 g. Okɛ tɔ lɛ awo 250 ml conical flask ni nu ni ajie ni carbon dioxide bɛ mli 50 ml yɔɔ mli lɛ mli. Gbelemɔ tɔ lɛ naa, ni okɛ 0.5 ml ni ji phenolphthalein ni tsɔɔ nɔ ko lɛ afata he, ni okɛ sodium hydroxide ni ji tsofa ni akɛtsuɔ nii lɛ atsu nii kɛyashi ŋmɔlɔŋmɔlɔ ni bɛ faŋŋ lɛ baaya nɔ ahi shi sɛkɛndii enumɔ.
