ukufunda ngokushesha amafomula amakhemikhali izinto ezibaluleke kakhulu wezinto ezingaphili futhi organic ion, wafundisa emfundweni yesibili (high school), ngokuthatha khulula multiple choice kwakha. igama izinhlelo, igama eziwubala (igama ezivamile), noma kokubili banikwa, kuye ngokuthi zazibaluleke ngani.
Kubuyekezwe ngo-
Jan 28, 2024