1.Thapo ea letsatsi ke eng?Lithapo tsa letsatsi li sebelisoa bakeng sa phetiso ea matla. Li sebelisoa ka lehlakoreng la DC la liteishene tsa motlakase oa letsatsi. Ba na le litšobotsi tse kholo tsa 'mele. Tsena li kenyelletsa ho hanyetsa mocheso o phahameng le o tlaase. Hape, ho mahlaseli a kotsi a UV, metsi, sefafatsi sa letsoai, li-acid tse fokolang, le li-alkali tse fokolang. Hape ba...
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