Yichen ndi wothandizira nthaka yokhazikika. Dothi lolimba la Yichen limatha kukonza dothi lofewa monga silt ndi slush kukhala maziko olimba omwe amatha kuthandizira magalimoto omanga olemera. Kuzama kogwira ntchito kumatha kufika mamita 10 pansi pa nthaka. Kukonzanso nthaka yoipitsidwa ndi imodzi mwazinthu zazikulu zadongosolo. Amagwiritsidwanso ntchito pokonzanso nthaka yoipitsidwa ndi acid-base neutralization.
Werengani zambiriTumizani kufufuzaDothi la Yichen lokhazikika la nthaka limatha kugwira ntchito mamita 10 pansi pa nthaka, jekeseni wothandizira kukonzanso m'nthaka yowonongeka, ndikusakaniza mofanana chothandizira ndi nthaka yowonongeka kupyolera mu kusakaniza kwathunthu kwa chosakaniza mphamvu. Bwezerani thanzi ndi nyonga za nthaka. ——Kodi nthaka yoipitsidwa yataya mtengo wake wogwiritsiridwa ntchito kwamuyaya? Kodi pali njira yosinthira dothi lotayirira kukhala dothi labwino pamtengo wotsika?
Werengani zambiriTumizani kufufuza