Cov ntsiab lus "NaCN" Cov kab lus ntsig txog
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Tshawb nrhiav cov ntawv thov kev lag luam, tshuaj lom neeg, thiab lwm yam ...Tus nqi pH ntawm sodium cyanide yog dab tsi, thiab nws txawv ntawm sodium chloride li cas?
Nkag siab txog pH thiab chemistry ntawm sodium cyanide, thiab yuav ua li cas ...
















