Неэлектролитами являются:
1)[tex] H_{2} [/tex]O
2)Ca[tex] (OH)_{2} [/tex]
3)Ca[tex] CO_{3} [/tex]
4)Cu[tex](OH)_{2} [/tex]
5)[tex]H_{2} [/tex][tex]SO_{4} [/tex]
6)Na[tex]_{2} [/tex]C[tex]O_{3} [/tex]
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