“A ttha ngaimi, a rannak in kuatmi, a man a fakmi” timi ah fek tein kan dirh i ramdang le ramchung in a rami thil cawtu hna he caan saupi riantuan ttinak kan ser i Acetic acid rawl cawhnak caah a thar le a hlan i a rak cawtu hna nih an chimmi a sangmi kan hmuh.
“A ttha ngaimi thilri, a rannak in phorh khawhnak, a man a fakmi” ah fek tein um in, ramdang le ramchung thil cawtu hna he caan saupi riantuan ttinak kan ser i, a thar le a hlan i a rak cawtu hna nih an chimmi a sangmi kan hmuh, hmailei zoh in, caan he aa tlak in kan kal lai, thil thar sernak kan pehzulh lai. Kan hlathlainak phu tha, thilchuah khawhnak hmun sang, scientific hruainak le riantuannak sangbik hna he, vawleicung pumpi ah kan riantuanpi hawi hna sinah thilri ttha kan pek hna lai. Pakhat le pakhat thathnemnak caah kan chawlehnak hawikom si dingin lungtak tein kan in sawm hna.














Acetic acid rawl chapmi Phenolphthalein hmelchunhnak cawhmi
Phenolphthalein 1 g kha ethanol 100 mL ah cawh.
Acetic acid rawl chapmi tuah ning:
Sample 2.5 g kha 0.0001 g tiang a dikthliar in 50 mL carbon dioxide a um lomi ti aa telmi kharmi conical flask chungah rit. Phenolphthalein langhternak cawhnuk 3 cawh law sodium hydroxide titrant (1 mol/L) in a senmi rong a chuah hlan tiang titrate tuah. Sodium hydroxide titrant (1 mol/L) 1 mL pakhat cu C₂H₄O₂ 60.05 mg he aa tluk.Acetic acid rawl chapmi.