Potassium hydroxide, he momo puhui pararopi, tauira matū mo KOH, he turanga pararopi noa, me te kaha kawakore, 0.1mol/L te otinga o te pH 13.5, te wairewa i roto i te wai, te waiwaro, te paku wairewa i te etera, te ngawari ki te mimiti i te wai. i roto i te hau me te parareka, ka ngongo te hauhā me te...
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