December 2021 2 7 Report
укажите молекулы в которых химическая связи ковалентно-полярные
1) H2O 2) H2SO4 3)Cl2 4)H2 ?

а) 1 и 4
б) 1 и 3
в) 3 и 4
г) 2 и 4
д) 1 и 2
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