Ke hoʻomau nei i ka "kiʻekiʻe maikaʻi, hāʻawi koke, kumukūʻai hoʻouka kaua", ua hoʻokumu mākou i ka laulima lōʻihi me nā mea kūʻai mai nā ʻāina ʻē a me ka home a loaʻa nā manaʻo kiʻekiʻe o nā mea kūʻai aku hou a me nā mea mua no nā mea hoʻohui meaʻai Acetic acid, Hoʻokipa maikaʻi mākou i nā hoaaloha mai nā ʻano āpau o ke ola e ʻimi i ka laulima like ʻana a hana i kahi lā ʻapōpō ʻoi aku ka maikaʻi a me ka nani.
Ke hoʻomau nei i ka "Kūlana maikaʻi kiʻekiʻe, Hoʻouna koke, Kumukūʻai ikaika", ua hoʻokumu mākou i ka laulima lōʻihi me nā mea kūʻai mai nā ʻāina ʻē a me ka home a loaʻa nā manaʻo kiʻekiʻe mai nā mea kūʻai aku hou a me nā mea mua no, Ke nānā nei i mua, e hoʻomau mākou i ka manawa, e hoʻomau i ka hana ʻana i nā huahana hou. Me kā mākou hui noiʻi ikaika, nā hale hana holomua, ka hoʻokele ʻepekema a me nā lawelawe kiʻekiʻe, e hāʻawi mākou i nā huahana kiʻekiʻe i kā mākou mea kūʻai aku ma ka honua holoʻokoʻa. Ke kono aku nei mākou iā ʻoe e lilo i mau hoa ʻoihana no nā pono like.














Nā mea hoʻohui meaʻai waikawa acetic Hoʻonā hōʻailona Phenolphthalein
E hoʻoheheʻe i 1 g o ka phenolphthalein i loko o 100 mL o ka ethanol.
Nā mea hoʻohui meaʻai waikawa acetic Kaʻina hana:
E kaupaona pololei i 2.5 g o ka hāpana a hiki i ka 0.0001 g i loko o kahi ʻōmole conical i pani ʻia me 50 mL o ka wai ʻole o ke kalapona ʻokikene. E hoʻohui i 3 kulu o ka hopena hōʻike phenolphthalein a titrate me ka sodium hydroxide titrant (1 mol/L) a hiki i ka ʻike ʻia ʻana o kahi kala poni palupalu. ʻO kēlā me kēia 1 mL o ka sodium hydroxide titrant (1 mol/L) ua like ia me 60.05 mg o C₂H₄O₂. Nā mea hoʻohui meaʻai waikawa acetic.